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/*
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* QEMU System Emulator
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*
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* Copyright (c) 2003-2008 Fabrice Bellard
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <unistd.h> |
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#include <fcntl.h> |
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#include <signal.h> |
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#include <time.h> |
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#include <errno.h> |
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#include <sys/time.h> |
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#include <zlib.h> |
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|
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/* Needed early for CONFIG_BSD etc. */
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#include "config-host.h" |
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|
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#ifndef _WIN32
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#include <libgen.h> |
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#include <sys/times.h> |
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#include <sys/wait.h> |
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#include <termios.h> |
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#include <sys/mman.h> |
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#include <sys/ioctl.h> |
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#include <sys/resource.h> |
| 43 |
#include <sys/socket.h> |
| 44 |
#include <netinet/in.h> |
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#include <net/if.h> |
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#include <arpa/inet.h> |
| 47 |
#include <dirent.h> |
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#include <netdb.h> |
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#include <sys/select.h> |
| 50 |
#ifdef CONFIG_SIMPLE_TRACE
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#include "trace.h" |
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#endif
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|
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#ifdef CONFIG_BSD
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#include <sys/stat.h> |
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#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
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#include <libutil.h> |
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#include <sys/sysctl.h> |
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#else
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#include <util.h> |
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#endif
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#else
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#ifdef __linux__
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#include <pty.h> |
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#include <malloc.h> |
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|
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#include <linux/ppdev.h> |
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#include <linux/parport.h> |
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#endif
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#ifdef __sun__
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#include <sys/stat.h> |
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#include <sys/ethernet.h> |
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#include <sys/sockio.h> |
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#include <netinet/arp.h> |
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#include <netinet/in_systm.h> |
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#include <netinet/ip.h> |
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#include <netinet/ip_icmp.h> // must come after ip.h |
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#include <netinet/udp.h> |
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#include <netinet/tcp.h> |
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#include <net/if.h> |
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#include <syslog.h> |
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#include <stropts.h> |
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#endif
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#endif
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#endif
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|
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#if defined(__OpenBSD__)
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#include <util.h> |
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#endif
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|
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#if defined(CONFIG_VDE)
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#include <libvdeplug.h> |
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#endif
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|
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#ifdef _WIN32
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#include <windows.h> |
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#endif
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|
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#ifdef CONFIG_SDL
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#if defined(__APPLE__) || defined(main)
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#include <SDL.h> |
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int qemu_main(int argc, char **argv, char **envp); |
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int main(int argc, char **argv) |
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{
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return qemu_main(argc, argv, NULL); |
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} |
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#undef main
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#define main qemu_main
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#endif
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#endif /* CONFIG_SDL */ |
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|
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#ifdef CONFIG_COCOA
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#undef main
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#define main qemu_main
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#endif /* CONFIG_COCOA */ |
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#include "hw/hw.h" |
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#include "hw/boards.h" |
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#include "hw/usb.h" |
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#include "hw/pcmcia.h" |
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#include "hw/pc.h" |
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#include "hw/isa.h" |
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#include "hw/baum.h" |
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#include "hw/bt.h" |
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#include "hw/watchdog.h" |
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#include "hw/smbios.h" |
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#include "hw/xen.h" |
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#include "hw/qdev.h" |
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#include "hw/loader.h" |
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#include "bt-host.h" |
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#include "net.h" |
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#include "net/slirp.h" |
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#include "monitor.h" |
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#include "console.h" |
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#include "sysemu.h" |
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#include "gdbstub.h" |
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#include "qemu-timer.h" |
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#include "qemu-char.h" |
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#include "cache-utils.h" |
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#include "block.h" |
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#include "blockdev.h" |
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#include "block-migration.h" |
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#include "dma.h" |
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#include "audio/audio.h" |
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#include "migration.h" |
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#include "kvm.h" |
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#include "qemu-option.h" |
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#include "qemu-config.h" |
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#include "qemu-objects.h" |
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#include "qemu-options.h" |
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#ifdef CONFIG_VIRTFS
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#include "fsdev/qemu-fsdev.h" |
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#endif
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#include "disas.h" |
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#include "qemu_socket.h" |
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#include "slirp/libslirp.h" |
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|
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#include "trace.h" |
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#include "qemu-queue.h" |
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#include "cpus.h" |
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#include "arch_init.h" |
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|
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#include "ui/qemu-spice.h" |
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|
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//#define DEBUG_NET
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//#define DEBUG_SLIRP
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|
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#define DEFAULT_RAM_SIZE 128 |
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|
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#define MAX_VIRTIO_CONSOLES 1 |
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|
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static const char *data_dir; |
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const char *bios_name = NULL; |
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enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
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DisplayType display_type = DT_DEFAULT; |
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int display_remote = 0; |
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const char* keyboard_layout = NULL; |
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ram_addr_t ram_size; |
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const char *mem_path = NULL; |
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#ifdef MAP_POPULATE
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int mem_prealloc = 0; /* force preallocation of physical target memory */ |
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#endif
|
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int nb_nics;
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NICInfo nd_table[MAX_NICS]; |
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int vm_running;
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int autostart;
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int incoming_expected; /* Started with -incoming and waiting for incoming */ |
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static int rtc_utc = 1; |
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static int rtc_date_offset = -1; /* -1 means no change */ |
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QEMUClock *rtc_clock; |
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int vga_interface_type = VGA_NONE;
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static int full_screen = 0; |
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#ifdef CONFIG_SDL
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static int no_frame = 0; |
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#endif
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int no_quit = 0; |
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CharDriverState *serial_hds[MAX_SERIAL_PORTS]; |
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CharDriverState *parallel_hds[MAX_PARALLEL_PORTS]; |
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CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES]; |
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int win2k_install_hack = 0; |
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int rtc_td_hack = 0; |
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int usb_enabled = 0; |
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int singlestep = 0; |
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int smp_cpus = 1; |
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int max_cpus = 0; |
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int smp_cores = 1; |
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int smp_threads = 1; |
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const char *vnc_display; |
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int acpi_enabled = 1; |
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int no_hpet = 0; |
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int fd_bootchk = 1; |
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int no_reboot = 0; |
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int no_shutdown = 0; |
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int cursor_hide = 1; |
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int graphic_rotate = 0; |
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uint8_t irq0override = 1;
|
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const char *watchdog; |
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QEMUOptionRom option_rom[MAX_OPTION_ROMS]; |
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int nb_option_roms;
|
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int semihosting_enabled = 0; |
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int old_param = 0; |
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const char *qemu_name; |
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int alt_grab = 0; |
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int ctrl_grab = 0; |
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unsigned int nb_prom_envs = 0; |
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const char *prom_envs[MAX_PROM_ENVS]; |
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int boot_menu;
|
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|
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typedef struct FWBootEntry FWBootEntry; |
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|
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struct FWBootEntry {
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QTAILQ_ENTRY(FWBootEntry) link; |
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int32_t bootindex; |
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DeviceState *dev; |
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char *suffix;
|
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}; |
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|
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QTAILQ_HEAD(, FWBootEntry) fw_boot_order = QTAILQ_HEAD_INITIALIZER(fw_boot_order); |
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|
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int nb_numa_nodes;
|
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uint64_t node_mem[MAX_NODES]; |
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uint64_t node_cpumask[MAX_NODES]; |
| 246 |
|
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static QEMUTimer *nographic_timer;
|
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|
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uint8_t qemu_uuid[16];
|
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|
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static QEMUBootSetHandler *boot_set_handler;
|
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static void *boot_set_opaque; |
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|
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static NotifierList exit_notifiers =
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NOTIFIER_LIST_INITIALIZER(exit_notifiers); |
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|
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static NotifierList machine_init_done_notifiers =
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NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers); |
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|
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int kvm_allowed = 0; |
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uint32_t xen_domid; |
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enum xen_mode xen_mode = XEN_EMULATE;
|
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|
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static int default_serial = 1; |
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static int default_parallel = 1; |
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static int default_virtcon = 1; |
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static int default_monitor = 1; |
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static int default_vga = 1; |
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static int default_floppy = 1; |
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static int default_cdrom = 1; |
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static int default_sdcard = 1; |
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|
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static struct { |
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const char *driver; |
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int *flag;
|
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} default_list[] = {
|
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{ .driver = "isa-serial", .flag = &default_serial },
|
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{ .driver = "isa-parallel", .flag = &default_parallel },
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{ .driver = "isa-fdc", .flag = &default_floppy },
|
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{ .driver = "ide-drive", .flag = &default_cdrom },
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{ .driver = "virtio-serial-pci", .flag = &default_virtcon },
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{ .driver = "virtio-serial-s390", .flag = &default_virtcon },
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{ .driver = "virtio-serial", .flag = &default_virtcon },
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{ .driver = "VGA", .flag = &default_vga },
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{ .driver = "cirrus-vga", .flag = &default_vga },
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{ .driver = "vmware-svga", .flag = &default_vga },
|
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}; |
| 288 |
|
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static int default_driver_check(QemuOpts *opts, void *opaque) |
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{
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const char *driver = qemu_opt_get(opts, "driver"); |
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int i;
|
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|
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if (!driver)
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return 0; |
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for (i = 0; i < ARRAY_SIZE(default_list); i++) { |
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if (strcmp(default_list[i].driver, driver) != 0) |
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continue;
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*(default_list[i].flag) = 0;
|
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} |
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return 0; |
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} |
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|
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/***********************************************************/
|
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/* real time host monotonic timer */
|
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|
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/***********************************************************/
|
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/* host time/date access */
|
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void qemu_get_timedate(struct tm *tm, int offset) |
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{
|
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time_t ti; |
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struct tm *ret;
|
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|
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time(&ti); |
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ti += offset; |
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if (rtc_date_offset == -1) { |
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if (rtc_utc)
|
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ret = gmtime(&ti); |
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else
|
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ret = localtime(&ti); |
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} else {
|
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ti -= rtc_date_offset; |
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ret = gmtime(&ti); |
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} |
| 325 |
|
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memcpy(tm, ret, sizeof(struct tm)); |
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} |
| 328 |
|
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int qemu_timedate_diff(struct tm *tm) |
| 330 |
{
|
| 331 |
time_t seconds; |
| 332 |
|
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if (rtc_date_offset == -1) |
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if (rtc_utc)
|
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seconds = mktimegm(tm); |
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else
|
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seconds = mktime(tm); |
| 338 |
else
|
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seconds = mktimegm(tm) + rtc_date_offset; |
| 340 |
|
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return seconds - time(NULL); |
| 342 |
} |
| 343 |
|
| 344 |
void rtc_change_mon_event(struct tm *tm) |
| 345 |
{
|
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QObject *data; |
| 347 |
|
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data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
|
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monitor_protocol_event(QEVENT_RTC_CHANGE, data); |
| 350 |
qobject_decref(data); |
| 351 |
} |
| 352 |
|
| 353 |
static void configure_rtc_date_offset(const char *startdate, int legacy) |
| 354 |
{
|
| 355 |
time_t rtc_start_date; |
| 356 |
struct tm tm;
|
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|
| 358 |
if (!strcmp(startdate, "now") && legacy) { |
| 359 |
rtc_date_offset = -1;
|
| 360 |
} else {
|
| 361 |
if (sscanf(startdate, "%d-%d-%dT%d:%d:%d", |
| 362 |
&tm.tm_year, |
| 363 |
&tm.tm_mon, |
| 364 |
&tm.tm_mday, |
| 365 |
&tm.tm_hour, |
| 366 |
&tm.tm_min, |
| 367 |
&tm.tm_sec) == 6) {
|
| 368 |
/* OK */
|
| 369 |
} else if (sscanf(startdate, "%d-%d-%d", |
| 370 |
&tm.tm_year, |
| 371 |
&tm.tm_mon, |
| 372 |
&tm.tm_mday) == 3) {
|
| 373 |
tm.tm_hour = 0;
|
| 374 |
tm.tm_min = 0;
|
| 375 |
tm.tm_sec = 0;
|
| 376 |
} else {
|
| 377 |
goto date_fail;
|
| 378 |
} |
| 379 |
tm.tm_year -= 1900;
|
| 380 |
tm.tm_mon--; |
| 381 |
rtc_start_date = mktimegm(&tm); |
| 382 |
if (rtc_start_date == -1) { |
| 383 |
date_fail:
|
| 384 |
fprintf(stderr, "Invalid date format. Valid formats are:\n"
|
| 385 |
"'2006-06-17T16:01:21' or '2006-06-17'\n");
|
| 386 |
exit(1);
|
| 387 |
} |
| 388 |
rtc_date_offset = time(NULL) - rtc_start_date;
|
| 389 |
} |
| 390 |
} |
| 391 |
|
| 392 |
static void configure_rtc(QemuOpts *opts) |
| 393 |
{
|
| 394 |
const char *value; |
| 395 |
|
| 396 |
value = qemu_opt_get(opts, "base");
|
| 397 |
if (value) {
|
| 398 |
if (!strcmp(value, "utc")) { |
| 399 |
rtc_utc = 1;
|
| 400 |
} else if (!strcmp(value, "localtime")) { |
| 401 |
rtc_utc = 0;
|
| 402 |
} else {
|
| 403 |
configure_rtc_date_offset(value, 0);
|
| 404 |
} |
| 405 |
} |
| 406 |
value = qemu_opt_get(opts, "clock");
|
| 407 |
if (value) {
|
| 408 |
if (!strcmp(value, "host")) { |
| 409 |
rtc_clock = host_clock; |
| 410 |
} else if (!strcmp(value, "vm")) { |
| 411 |
rtc_clock = vm_clock; |
| 412 |
} else {
|
| 413 |
fprintf(stderr, "qemu: invalid option value '%s'\n", value);
|
| 414 |
exit(1);
|
| 415 |
} |
| 416 |
} |
| 417 |
value = qemu_opt_get(opts, "driftfix");
|
| 418 |
if (value) {
|
| 419 |
if (!strcmp(value, "slew")) { |
| 420 |
rtc_td_hack = 1;
|
| 421 |
} else if (!strcmp(value, "none")) { |
| 422 |
rtc_td_hack = 0;
|
| 423 |
} else {
|
| 424 |
fprintf(stderr, "qemu: invalid option value '%s'\n", value);
|
| 425 |
exit(1);
|
| 426 |
} |
| 427 |
} |
| 428 |
} |
| 429 |
|
| 430 |
/***********************************************************/
|
| 431 |
/* Bluetooth support */
|
| 432 |
static int nb_hcis; |
| 433 |
static int cur_hci; |
| 434 |
static struct HCIInfo *hci_table[MAX_NICS]; |
| 435 |
|
| 436 |
static struct bt_vlan_s { |
| 437 |
struct bt_scatternet_s net;
|
| 438 |
int id;
|
| 439 |
struct bt_vlan_s *next;
|
| 440 |
} *first_bt_vlan; |
| 441 |
|
| 442 |
/* find or alloc a new bluetooth "VLAN" */
|
| 443 |
static struct bt_scatternet_s *qemu_find_bt_vlan(int id) |
| 444 |
{
|
| 445 |
struct bt_vlan_s **pvlan, *vlan;
|
| 446 |
for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) { |
| 447 |
if (vlan->id == id)
|
| 448 |
return &vlan->net;
|
| 449 |
} |
| 450 |
vlan = qemu_mallocz(sizeof(struct bt_vlan_s)); |
| 451 |
vlan->id = id; |
| 452 |
pvlan = &first_bt_vlan; |
| 453 |
while (*pvlan != NULL) |
| 454 |
pvlan = &(*pvlan)->next; |
| 455 |
*pvlan = vlan; |
| 456 |
return &vlan->net;
|
| 457 |
} |
| 458 |
|
| 459 |
static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len) |
| 460 |
{
|
| 461 |
} |
| 462 |
|
| 463 |
static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr) |
| 464 |
{
|
| 465 |
return -ENOTSUP;
|
| 466 |
} |
| 467 |
|
| 468 |
static struct HCIInfo null_hci = { |
| 469 |
.cmd_send = null_hci_send, |
| 470 |
.sco_send = null_hci_send, |
| 471 |
.acl_send = null_hci_send, |
| 472 |
.bdaddr_set = null_hci_addr_set, |
| 473 |
}; |
| 474 |
|
| 475 |
struct HCIInfo *qemu_next_hci(void) |
| 476 |
{
|
| 477 |
if (cur_hci == nb_hcis)
|
| 478 |
return &null_hci;
|
| 479 |
|
| 480 |
return hci_table[cur_hci++];
|
| 481 |
} |
| 482 |
|
| 483 |
static struct HCIInfo *hci_init(const char *str) |
| 484 |
{
|
| 485 |
char *endp;
|
| 486 |
struct bt_scatternet_s *vlan = 0; |
| 487 |
|
| 488 |
if (!strcmp(str, "null")) |
| 489 |
/* null */
|
| 490 |
return &null_hci;
|
| 491 |
else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':')) |
| 492 |
/* host[:hciN] */
|
| 493 |
return bt_host_hci(str[4] ? str + 5 : "hci0"); |
| 494 |
else if (!strncmp(str, "hci", 3)) { |
| 495 |
/* hci[,vlan=n] */
|
| 496 |
if (str[3]) { |
| 497 |
if (!strncmp(str + 3, ",vlan=", 6)) { |
| 498 |
vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0)); |
| 499 |
if (*endp)
|
| 500 |
vlan = 0;
|
| 501 |
} |
| 502 |
} else
|
| 503 |
vlan = qemu_find_bt_vlan(0);
|
| 504 |
if (vlan)
|
| 505 |
return bt_new_hci(vlan);
|
| 506 |
} |
| 507 |
|
| 508 |
fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
|
| 509 |
|
| 510 |
return 0; |
| 511 |
} |
| 512 |
|
| 513 |
static int bt_hci_parse(const char *str) |
| 514 |
{
|
| 515 |
struct HCIInfo *hci;
|
| 516 |
bdaddr_t bdaddr; |
| 517 |
|
| 518 |
if (nb_hcis >= MAX_NICS) {
|
| 519 |
fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
|
| 520 |
return -1; |
| 521 |
} |
| 522 |
|
| 523 |
hci = hci_init(str); |
| 524 |
if (!hci)
|
| 525 |
return -1; |
| 526 |
|
| 527 |
bdaddr.b[0] = 0x52; |
| 528 |
bdaddr.b[1] = 0x54; |
| 529 |
bdaddr.b[2] = 0x00; |
| 530 |
bdaddr.b[3] = 0x12; |
| 531 |
bdaddr.b[4] = 0x34; |
| 532 |
bdaddr.b[5] = 0x56 + nb_hcis; |
| 533 |
hci->bdaddr_set(hci, bdaddr.b); |
| 534 |
|
| 535 |
hci_table[nb_hcis++] = hci; |
| 536 |
|
| 537 |
return 0; |
| 538 |
} |
| 539 |
|
| 540 |
static void bt_vhci_add(int vlan_id) |
| 541 |
{
|
| 542 |
struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
|
| 543 |
|
| 544 |
if (!vlan->slave)
|
| 545 |
fprintf(stderr, "qemu: warning: adding a VHCI to "
|
| 546 |
"an empty scatternet %i\n", vlan_id);
|
| 547 |
|
| 548 |
bt_vhci_init(bt_new_hci(vlan)); |
| 549 |
} |
| 550 |
|
| 551 |
static struct bt_device_s *bt_device_add(const char *opt) |
| 552 |
{
|
| 553 |
struct bt_scatternet_s *vlan;
|
| 554 |
int vlan_id = 0; |
| 555 |
char *endp = strstr(opt, ",vlan="); |
| 556 |
int len = (endp ? endp - opt : strlen(opt)) + 1; |
| 557 |
char devname[10]; |
| 558 |
|
| 559 |
pstrcpy(devname, MIN(sizeof(devname), len), opt);
|
| 560 |
|
| 561 |
if (endp) {
|
| 562 |
vlan_id = strtol(endp + 6, &endp, 0); |
| 563 |
if (*endp) {
|
| 564 |
fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
|
| 565 |
return 0; |
| 566 |
} |
| 567 |
} |
| 568 |
|
| 569 |
vlan = qemu_find_bt_vlan(vlan_id); |
| 570 |
|
| 571 |
if (!vlan->slave)
|
| 572 |
fprintf(stderr, "qemu: warning: adding a slave device to "
|
| 573 |
"an empty scatternet %i\n", vlan_id);
|
| 574 |
|
| 575 |
if (!strcmp(devname, "keyboard")) |
| 576 |
return bt_keyboard_init(vlan);
|
| 577 |
|
| 578 |
fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
|
| 579 |
return 0; |
| 580 |
} |
| 581 |
|
| 582 |
static int bt_parse(const char *opt) |
| 583 |
{
|
| 584 |
const char *endp, *p; |
| 585 |
int vlan;
|
| 586 |
|
| 587 |
if (strstart(opt, "hci", &endp)) { |
| 588 |
if (!*endp || *endp == ',') { |
| 589 |
if (*endp)
|
| 590 |
if (!strstart(endp, ",vlan=", 0)) |
| 591 |
opt = endp + 1;
|
| 592 |
|
| 593 |
return bt_hci_parse(opt);
|
| 594 |
} |
| 595 |
} else if (strstart(opt, "vhci", &endp)) { |
| 596 |
if (!*endp || *endp == ',') { |
| 597 |
if (*endp) {
|
| 598 |
if (strstart(endp, ",vlan=", &p)) { |
| 599 |
vlan = strtol(p, (char **) &endp, 0); |
| 600 |
if (*endp) {
|
| 601 |
fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
|
| 602 |
return 1; |
| 603 |
} |
| 604 |
} else {
|
| 605 |
fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1); |
| 606 |
return 1; |
| 607 |
} |
| 608 |
} else
|
| 609 |
vlan = 0;
|
| 610 |
|
| 611 |
bt_vhci_add(vlan); |
| 612 |
return 0; |
| 613 |
} |
| 614 |
} else if (strstart(opt, "device:", &endp)) |
| 615 |
return !bt_device_add(endp);
|
| 616 |
|
| 617 |
fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
|
| 618 |
return 1; |
| 619 |
} |
| 620 |
|
| 621 |
/***********************************************************/
|
| 622 |
/* QEMU Block devices */
|
| 623 |
|
| 624 |
#define HD_ALIAS "index=%d,media=disk" |
| 625 |
#define CDROM_ALIAS "index=2,media=cdrom" |
| 626 |
#define FD_ALIAS "index=%d,if=floppy" |
| 627 |
#define PFLASH_ALIAS "if=pflash" |
| 628 |
#define MTD_ALIAS "if=mtd" |
| 629 |
#define SD_ALIAS "index=0,if=sd" |
| 630 |
|
| 631 |
static int drive_init_func(QemuOpts *opts, void *opaque) |
| 632 |
{
|
| 633 |
int *use_scsi = opaque;
|
| 634 |
int fatal_error = 0; |
| 635 |
|
| 636 |
if (drive_init(opts, *use_scsi, &fatal_error) == NULL) { |
| 637 |
if (fatal_error)
|
| 638 |
return 1; |
| 639 |
} |
| 640 |
return 0; |
| 641 |
} |
| 642 |
|
| 643 |
static int drive_enable_snapshot(QemuOpts *opts, void *opaque) |
| 644 |
{
|
| 645 |
if (NULL == qemu_opt_get(opts, "snapshot")) { |
| 646 |
qemu_opt_set(opts, "snapshot", "on"); |
| 647 |
} |
| 648 |
return 0; |
| 649 |
} |
| 650 |
|
| 651 |
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque) |
| 652 |
{
|
| 653 |
boot_set_handler = func; |
| 654 |
boot_set_opaque = opaque; |
| 655 |
} |
| 656 |
|
| 657 |
int qemu_boot_set(const char *boot_devices) |
| 658 |
{
|
| 659 |
if (!boot_set_handler) {
|
| 660 |
return -EINVAL;
|
| 661 |
} |
| 662 |
return boot_set_handler(boot_set_opaque, boot_devices);
|
| 663 |
} |
| 664 |
|
| 665 |
static void validate_bootdevices(char *devices) |
| 666 |
{
|
| 667 |
/* We just do some generic consistency checks */
|
| 668 |
const char *p; |
| 669 |
int bitmap = 0; |
| 670 |
|
| 671 |
for (p = devices; *p != '\0'; p++) { |
| 672 |
/* Allowed boot devices are:
|
| 673 |
* a-b: floppy disk drives
|
| 674 |
* c-f: IDE disk drives
|
| 675 |
* g-m: machine implementation dependant drives
|
| 676 |
* n-p: network devices
|
| 677 |
* It's up to each machine implementation to check if the given boot
|
| 678 |
* devices match the actual hardware implementation and firmware
|
| 679 |
* features.
|
| 680 |
*/
|
| 681 |
if (*p < 'a' || *p > 'p') { |
| 682 |
fprintf(stderr, "Invalid boot device '%c'\n", *p);
|
| 683 |
exit(1);
|
| 684 |
} |
| 685 |
if (bitmap & (1 << (*p - 'a'))) { |
| 686 |
fprintf(stderr, "Boot device '%c' was given twice\n", *p);
|
| 687 |
exit(1);
|
| 688 |
} |
| 689 |
bitmap |= 1 << (*p - 'a'); |
| 690 |
} |
| 691 |
} |
| 692 |
|
| 693 |
static void restore_boot_devices(void *opaque) |
| 694 |
{
|
| 695 |
char *standard_boot_devices = opaque;
|
| 696 |
static int first = 1; |
| 697 |
|
| 698 |
/* Restore boot order and remove ourselves after the first boot */
|
| 699 |
if (first) {
|
| 700 |
first = 0;
|
| 701 |
return;
|
| 702 |
} |
| 703 |
|
| 704 |
qemu_boot_set(standard_boot_devices); |
| 705 |
|
| 706 |
qemu_unregister_reset(restore_boot_devices, standard_boot_devices); |
| 707 |
qemu_free(standard_boot_devices); |
| 708 |
} |
| 709 |
|
| 710 |
void add_boot_device_path(int32_t bootindex, DeviceState *dev,
|
| 711 |
const char *suffix) |
| 712 |
{
|
| 713 |
FWBootEntry *node, *i; |
| 714 |
|
| 715 |
if (bootindex < 0) { |
| 716 |
return;
|
| 717 |
} |
| 718 |
|
| 719 |
assert(dev != NULL || suffix != NULL); |
| 720 |
|
| 721 |
node = qemu_mallocz(sizeof(FWBootEntry));
|
| 722 |
node->bootindex = bootindex; |
| 723 |
node->suffix = strdup(suffix); |
| 724 |
node->dev = dev; |
| 725 |
|
| 726 |
QTAILQ_FOREACH(i, &fw_boot_order, link) {
|
| 727 |
if (i->bootindex == bootindex) {
|
| 728 |
fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
|
| 729 |
exit(1);
|
| 730 |
} else if (i->bootindex < bootindex) { |
| 731 |
continue;
|
| 732 |
} |
| 733 |
QTAILQ_INSERT_BEFORE(i, node, link); |
| 734 |
return;
|
| 735 |
} |
| 736 |
QTAILQ_INSERT_TAIL(&fw_boot_order, node, link); |
| 737 |
} |
| 738 |
|
| 739 |
/*
|
| 740 |
* This function returns null terminated string that consist of new line
|
| 741 |
* separated device pathes.
|
| 742 |
*
|
| 743 |
* memory pointed by "size" is assigned total length of the array in bytes
|
| 744 |
*
|
| 745 |
*/
|
| 746 |
char *get_boot_devices_list(uint32_t *size)
|
| 747 |
{
|
| 748 |
FWBootEntry *i; |
| 749 |
uint32_t total = 0;
|
| 750 |
char *list = NULL; |
| 751 |
|
| 752 |
QTAILQ_FOREACH(i, &fw_boot_order, link) {
|
| 753 |
char *devpath = NULL, *bootpath; |
| 754 |
int len;
|
| 755 |
|
| 756 |
if (i->dev) {
|
| 757 |
devpath = qdev_get_fw_dev_path(i->dev); |
| 758 |
assert(devpath); |
| 759 |
} |
| 760 |
|
| 761 |
if (i->suffix && devpath) {
|
| 762 |
size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
|
| 763 |
|
| 764 |
bootpath = qemu_malloc(bootpathlen); |
| 765 |
snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
|
| 766 |
qemu_free(devpath); |
| 767 |
} else if (devpath) { |
| 768 |
bootpath = devpath; |
| 769 |
} else {
|
| 770 |
bootpath = strdup(i->suffix); |
| 771 |
assert(bootpath); |
| 772 |
} |
| 773 |
|
| 774 |
if (total) {
|
| 775 |
list[total-1] = '\n'; |
| 776 |
} |
| 777 |
len = strlen(bootpath) + 1;
|
| 778 |
list = qemu_realloc(list, total + len); |
| 779 |
memcpy(&list[total], bootpath, len); |
| 780 |
total += len; |
| 781 |
qemu_free(bootpath); |
| 782 |
} |
| 783 |
|
| 784 |
*size = total; |
| 785 |
|
| 786 |
return list;
|
| 787 |
} |
| 788 |
|
| 789 |
static void numa_add(const char *optarg) |
| 790 |
{
|
| 791 |
char option[128]; |
| 792 |
char *endptr;
|
| 793 |
unsigned long long value, endvalue; |
| 794 |
int nodenr;
|
| 795 |
|
| 796 |
optarg = get_opt_name(option, 128, optarg, ',') + 1; |
| 797 |
if (!strcmp(option, "node")) { |
| 798 |
if (get_param_value(option, 128, "nodeid", optarg) == 0) { |
| 799 |
nodenr = nb_numa_nodes; |
| 800 |
} else {
|
| 801 |
nodenr = strtoull(option, NULL, 10); |
| 802 |
} |
| 803 |
|
| 804 |
if (get_param_value(option, 128, "mem", optarg) == 0) { |
| 805 |
node_mem[nodenr] = 0;
|
| 806 |
} else {
|
| 807 |
ssize_t sval; |
| 808 |
sval = strtosz(option, NULL);
|
| 809 |
if (sval < 0) { |
| 810 |
fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
|
| 811 |
exit(1);
|
| 812 |
} |
| 813 |
node_mem[nodenr] = sval; |
| 814 |
} |
| 815 |
if (get_param_value(option, 128, "cpus", optarg) == 0) { |
| 816 |
node_cpumask[nodenr] = 0;
|
| 817 |
} else {
|
| 818 |
value = strtoull(option, &endptr, 10);
|
| 819 |
if (value >= 64) { |
| 820 |
value = 63;
|
| 821 |
fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
|
| 822 |
} else {
|
| 823 |
if (*endptr == '-') { |
| 824 |
endvalue = strtoull(endptr+1, &endptr, 10); |
| 825 |
if (endvalue >= 63) { |
| 826 |
endvalue = 62;
|
| 827 |
fprintf(stderr, |
| 828 |
"only 63 CPUs in NUMA mode supported.\n");
|
| 829 |
} |
| 830 |
value = (2ULL << endvalue) - (1ULL << value); |
| 831 |
} else {
|
| 832 |
value = 1ULL << value;
|
| 833 |
} |
| 834 |
} |
| 835 |
node_cpumask[nodenr] = value; |
| 836 |
} |
| 837 |
nb_numa_nodes++; |
| 838 |
} |
| 839 |
return;
|
| 840 |
} |
| 841 |
|
| 842 |
static void smp_parse(const char *optarg) |
| 843 |
{
|
| 844 |
int smp, sockets = 0, threads = 0, cores = 0; |
| 845 |
char *endptr;
|
| 846 |
char option[128]; |
| 847 |
|
| 848 |
smp = strtoul(optarg, &endptr, 10);
|
| 849 |
if (endptr != optarg) {
|
| 850 |
if (*endptr == ',') { |
| 851 |
endptr++; |
| 852 |
} |
| 853 |
} |
| 854 |
if (get_param_value(option, 128, "sockets", endptr) != 0) |
| 855 |
sockets = strtoull(option, NULL, 10); |
| 856 |
if (get_param_value(option, 128, "cores", endptr) != 0) |
| 857 |
cores = strtoull(option, NULL, 10); |
| 858 |
if (get_param_value(option, 128, "threads", endptr) != 0) |
| 859 |
threads = strtoull(option, NULL, 10); |
| 860 |
if (get_param_value(option, 128, "maxcpus", endptr) != 0) |
| 861 |
max_cpus = strtoull(option, NULL, 10); |
| 862 |
|
| 863 |
/* compute missing values, prefer sockets over cores over threads */
|
| 864 |
if (smp == 0 || sockets == 0) { |
| 865 |
sockets = sockets > 0 ? sockets : 1; |
| 866 |
cores = cores > 0 ? cores : 1; |
| 867 |
threads = threads > 0 ? threads : 1; |
| 868 |
if (smp == 0) { |
| 869 |
smp = cores * threads * sockets; |
| 870 |
} |
| 871 |
} else {
|
| 872 |
if (cores == 0) { |
| 873 |
threads = threads > 0 ? threads : 1; |
| 874 |
cores = smp / (sockets * threads); |
| 875 |
} else {
|
| 876 |
threads = smp / (cores * sockets); |
| 877 |
} |
| 878 |
} |
| 879 |
smp_cpus = smp; |
| 880 |
smp_cores = cores > 0 ? cores : 1; |
| 881 |
smp_threads = threads > 0 ? threads : 1; |
| 882 |
if (max_cpus == 0) |
| 883 |
max_cpus = smp_cpus; |
| 884 |
} |
| 885 |
|
| 886 |
/***********************************************************/
|
| 887 |
/* USB devices */
|
| 888 |
|
| 889 |
static int usb_device_add(const char *devname) |
| 890 |
{
|
| 891 |
const char *p; |
| 892 |
USBDevice *dev = NULL;
|
| 893 |
|
| 894 |
if (!usb_enabled)
|
| 895 |
return -1; |
| 896 |
|
| 897 |
/* drivers with .usbdevice_name entry in USBDeviceInfo */
|
| 898 |
dev = usbdevice_create(devname); |
| 899 |
if (dev)
|
| 900 |
goto done;
|
| 901 |
|
| 902 |
/* the other ones */
|
| 903 |
if (strstart(devname, "host:", &p)) { |
| 904 |
dev = usb_host_device_open(p); |
| 905 |
} else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) { |
| 906 |
dev = usb_bt_init(devname[2] ? hci_init(p) :
|
| 907 |
bt_new_hci(qemu_find_bt_vlan(0)));
|
| 908 |
} else {
|
| 909 |
return -1; |
| 910 |
} |
| 911 |
if (!dev)
|
| 912 |
return -1; |
| 913 |
|
| 914 |
done:
|
| 915 |
return 0; |
| 916 |
} |
| 917 |
|
| 918 |
static int usb_device_del(const char *devname) |
| 919 |
{
|
| 920 |
int bus_num, addr;
|
| 921 |
const char *p; |
| 922 |
|
| 923 |
if (strstart(devname, "host:", &p)) |
| 924 |
return usb_host_device_close(p);
|
| 925 |
|
| 926 |
if (!usb_enabled)
|
| 927 |
return -1; |
| 928 |
|
| 929 |
p = strchr(devname, '.');
|
| 930 |
if (!p)
|
| 931 |
return -1; |
| 932 |
bus_num = strtoul(devname, NULL, 0); |
| 933 |
addr = strtoul(p + 1, NULL, 0); |
| 934 |
|
| 935 |
return usb_device_delete_addr(bus_num, addr);
|
| 936 |
} |
| 937 |
|
| 938 |
static int usb_parse(const char *cmdline) |
| 939 |
{
|
| 940 |
int r;
|
| 941 |
r = usb_device_add(cmdline); |
| 942 |
if (r < 0) { |
| 943 |
fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
|
| 944 |
} |
| 945 |
return r;
|
| 946 |
} |
| 947 |
|
| 948 |
void do_usb_add(Monitor *mon, const QDict *qdict) |
| 949 |
{
|
| 950 |
const char *devname = qdict_get_str(qdict, "devname"); |
| 951 |
if (usb_device_add(devname) < 0) { |
| 952 |
error_report("could not add USB device '%s'", devname);
|
| 953 |
} |
| 954 |
} |
| 955 |
|
| 956 |
void do_usb_del(Monitor *mon, const QDict *qdict) |
| 957 |
{
|
| 958 |
const char *devname = qdict_get_str(qdict, "devname"); |
| 959 |
if (usb_device_del(devname) < 0) { |
| 960 |
error_report("could not delete USB device '%s'", devname);
|
| 961 |
} |
| 962 |
} |
| 963 |
|
| 964 |
/***********************************************************/
|
| 965 |
/* PCMCIA/Cardbus */
|
| 966 |
|
| 967 |
static struct pcmcia_socket_entry_s { |
| 968 |
PCMCIASocket *socket; |
| 969 |
struct pcmcia_socket_entry_s *next;
|
| 970 |
} *pcmcia_sockets = 0;
|
| 971 |
|
| 972 |
void pcmcia_socket_register(PCMCIASocket *socket)
|
| 973 |
{
|
| 974 |
struct pcmcia_socket_entry_s *entry;
|
| 975 |
|
| 976 |
entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s)); |
| 977 |
entry->socket = socket; |
| 978 |
entry->next = pcmcia_sockets; |
| 979 |
pcmcia_sockets = entry; |
| 980 |
} |
| 981 |
|
| 982 |
void pcmcia_socket_unregister(PCMCIASocket *socket)
|
| 983 |
{
|
| 984 |
struct pcmcia_socket_entry_s *entry, **ptr;
|
| 985 |
|
| 986 |
ptr = &pcmcia_sockets; |
| 987 |
for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
|
| 988 |
if (entry->socket == socket) {
|
| 989 |
*ptr = entry->next; |
| 990 |
qemu_free(entry); |
| 991 |
} |
| 992 |
} |
| 993 |
|
| 994 |
void pcmcia_info(Monitor *mon)
|
| 995 |
{
|
| 996 |
struct pcmcia_socket_entry_s *iter;
|
| 997 |
|
| 998 |
if (!pcmcia_sockets)
|
| 999 |
monitor_printf(mon, "No PCMCIA sockets\n");
|
| 1000 |
|
| 1001 |
for (iter = pcmcia_sockets; iter; iter = iter->next)
|
| 1002 |
monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
|
| 1003 |
iter->socket->attached ? iter->socket->card_string : |
| 1004 |
"Empty");
|
| 1005 |
} |
| 1006 |
|
| 1007 |
/***********************************************************/
|
| 1008 |
/* I/O handling */
|
| 1009 |
|
| 1010 |
typedef struct IOHandlerRecord { |
| 1011 |
int fd;
|
| 1012 |
IOCanReadHandler *fd_read_poll; |
| 1013 |
IOHandler *fd_read; |
| 1014 |
IOHandler *fd_write; |
| 1015 |
int deleted;
|
| 1016 |
void *opaque;
|
| 1017 |
/* temporary data */
|
| 1018 |
struct pollfd *ufd;
|
| 1019 |
QLIST_ENTRY(IOHandlerRecord) next; |
| 1020 |
} IOHandlerRecord; |
| 1021 |
|
| 1022 |
static QLIST_HEAD(, IOHandlerRecord) io_handlers =
|
| 1023 |
QLIST_HEAD_INITIALIZER(io_handlers); |
| 1024 |
|
| 1025 |
|
| 1026 |
/* XXX: fd_read_poll should be suppressed, but an API change is
|
| 1027 |
necessary in the character devices to suppress fd_can_read(). */
|
| 1028 |
int qemu_set_fd_handler2(int fd, |
| 1029 |
IOCanReadHandler *fd_read_poll, |
| 1030 |
IOHandler *fd_read, |
| 1031 |
IOHandler *fd_write, |
| 1032 |
void *opaque)
|
| 1033 |
{
|
| 1034 |
IOHandlerRecord *ioh; |
| 1035 |
|
| 1036 |
if (!fd_read && !fd_write) {
|
| 1037 |
QLIST_FOREACH(ioh, &io_handlers, next) {
|
| 1038 |
if (ioh->fd == fd) {
|
| 1039 |
ioh->deleted = 1;
|
| 1040 |
break;
|
| 1041 |
} |
| 1042 |
} |
| 1043 |
} else {
|
| 1044 |
QLIST_FOREACH(ioh, &io_handlers, next) {
|
| 1045 |
if (ioh->fd == fd)
|
| 1046 |
goto found;
|
| 1047 |
} |
| 1048 |
ioh = qemu_mallocz(sizeof(IOHandlerRecord));
|
| 1049 |
QLIST_INSERT_HEAD(&io_handlers, ioh, next); |
| 1050 |
found:
|
| 1051 |
ioh->fd = fd; |
| 1052 |
ioh->fd_read_poll = fd_read_poll; |
| 1053 |
ioh->fd_read = fd_read; |
| 1054 |
ioh->fd_write = fd_write; |
| 1055 |
ioh->opaque = opaque; |
| 1056 |
ioh->deleted = 0;
|
| 1057 |
} |
| 1058 |
return 0; |
| 1059 |
} |
| 1060 |
|
| 1061 |
int qemu_set_fd_handler(int fd, |
| 1062 |
IOHandler *fd_read, |
| 1063 |
IOHandler *fd_write, |
| 1064 |
void *opaque)
|
| 1065 |
{
|
| 1066 |
return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque); |
| 1067 |
} |
| 1068 |
|
| 1069 |
/***********************************************************/
|
| 1070 |
/* machine registration */
|
| 1071 |
|
| 1072 |
static QEMUMachine *first_machine = NULL; |
| 1073 |
QEMUMachine *current_machine = NULL;
|
| 1074 |
|
| 1075 |
int qemu_register_machine(QEMUMachine *m)
|
| 1076 |
{
|
| 1077 |
QEMUMachine **pm; |
| 1078 |
pm = &first_machine; |
| 1079 |
while (*pm != NULL) |
| 1080 |
pm = &(*pm)->next; |
| 1081 |
m->next = NULL;
|
| 1082 |
*pm = m; |
| 1083 |
return 0; |
| 1084 |
} |
| 1085 |
|
| 1086 |
static QEMUMachine *find_machine(const char *name) |
| 1087 |
{
|
| 1088 |
QEMUMachine *m; |
| 1089 |
|
| 1090 |
for(m = first_machine; m != NULL; m = m->next) { |
| 1091 |
if (!strcmp(m->name, name))
|
| 1092 |
return m;
|
| 1093 |
if (m->alias && !strcmp(m->alias, name))
|
| 1094 |
return m;
|
| 1095 |
} |
| 1096 |
return NULL; |
| 1097 |
} |
| 1098 |
|
| 1099 |
static QEMUMachine *find_default_machine(void) |
| 1100 |
{
|
| 1101 |
QEMUMachine *m; |
| 1102 |
|
| 1103 |
for(m = first_machine; m != NULL; m = m->next) { |
| 1104 |
if (m->is_default) {
|
| 1105 |
return m;
|
| 1106 |
} |
| 1107 |
} |
| 1108 |
return NULL; |
| 1109 |
} |
| 1110 |
|
| 1111 |
/***********************************************************/
|
| 1112 |
/* main execution loop */
|
| 1113 |
|
| 1114 |
static void gui_update(void *opaque) |
| 1115 |
{
|
| 1116 |
uint64_t interval = GUI_REFRESH_INTERVAL; |
| 1117 |
DisplayState *ds = opaque; |
| 1118 |
DisplayChangeListener *dcl = ds->listeners; |
| 1119 |
|
| 1120 |
qemu_flush_coalesced_mmio_buffer(); |
| 1121 |
dpy_refresh(ds); |
| 1122 |
|
| 1123 |
while (dcl != NULL) { |
| 1124 |
if (dcl->gui_timer_interval &&
|
| 1125 |
dcl->gui_timer_interval < interval) |
| 1126 |
interval = dcl->gui_timer_interval; |
| 1127 |
dcl = dcl->next; |
| 1128 |
} |
| 1129 |
qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock)); |
| 1130 |
} |
| 1131 |
|
| 1132 |
static void nographic_update(void *opaque) |
| 1133 |
{
|
| 1134 |
uint64_t interval = GUI_REFRESH_INTERVAL; |
| 1135 |
|
| 1136 |
qemu_flush_coalesced_mmio_buffer(); |
| 1137 |
qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock)); |
| 1138 |
} |
| 1139 |
|
| 1140 |
struct vm_change_state_entry {
|
| 1141 |
VMChangeStateHandler *cb; |
| 1142 |
void *opaque;
|
| 1143 |
QLIST_ENTRY (vm_change_state_entry) entries; |
| 1144 |
}; |
| 1145 |
|
| 1146 |
static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
|
| 1147 |
|
| 1148 |
VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb, |
| 1149 |
void *opaque)
|
| 1150 |
{
|
| 1151 |
VMChangeStateEntry *e; |
| 1152 |
|
| 1153 |
e = qemu_mallocz(sizeof (*e));
|
| 1154 |
|
| 1155 |
e->cb = cb; |
| 1156 |
e->opaque = opaque; |
| 1157 |
QLIST_INSERT_HEAD(&vm_change_state_head, e, entries); |
| 1158 |
return e;
|
| 1159 |
} |
| 1160 |
|
| 1161 |
void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
|
| 1162 |
{
|
| 1163 |
QLIST_REMOVE (e, entries); |
| 1164 |
qemu_free (e); |
| 1165 |
} |
| 1166 |
|
| 1167 |
void vm_state_notify(int running, int reason) |
| 1168 |
{
|
| 1169 |
VMChangeStateEntry *e; |
| 1170 |
|
| 1171 |
trace_vm_state_notify(running, reason); |
| 1172 |
|
| 1173 |
for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
|
| 1174 |
e->cb(e->opaque, running, reason); |
| 1175 |
} |
| 1176 |
} |
| 1177 |
|
| 1178 |
void vm_start(void) |
| 1179 |
{
|
| 1180 |
if (!vm_running) {
|
| 1181 |
cpu_enable_ticks(); |
| 1182 |
vm_running = 1;
|
| 1183 |
vm_state_notify(1, 0); |
| 1184 |
resume_all_vcpus(); |
| 1185 |
monitor_protocol_event(QEVENT_RESUME, NULL);
|
| 1186 |
} |
| 1187 |
} |
| 1188 |
|
| 1189 |
/* reset/shutdown handler */
|
| 1190 |
|
| 1191 |
typedef struct QEMUResetEntry { |
| 1192 |
QTAILQ_ENTRY(QEMUResetEntry) entry; |
| 1193 |
QEMUResetHandler *func; |
| 1194 |
void *opaque;
|
| 1195 |
} QEMUResetEntry; |
| 1196 |
|
| 1197 |
static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
|
| 1198 |
QTAILQ_HEAD_INITIALIZER(reset_handlers); |
| 1199 |
static int reset_requested; |
| 1200 |
static int shutdown_requested; |
| 1201 |
static int powerdown_requested; |
| 1202 |
int debug_requested;
|
| 1203 |
int vmstop_requested;
|
| 1204 |
|
| 1205 |
int qemu_shutdown_requested(void) |
| 1206 |
{
|
| 1207 |
int r = shutdown_requested;
|
| 1208 |
shutdown_requested = 0;
|
| 1209 |
return r;
|
| 1210 |
} |
| 1211 |
|
| 1212 |
int qemu_reset_requested(void) |
| 1213 |
{
|
| 1214 |
int r = reset_requested;
|
| 1215 |
reset_requested = 0;
|
| 1216 |
return r;
|
| 1217 |
} |
| 1218 |
|
| 1219 |
int qemu_powerdown_requested(void) |
| 1220 |
{
|
| 1221 |
int r = powerdown_requested;
|
| 1222 |
powerdown_requested = 0;
|
| 1223 |
return r;
|
| 1224 |
} |
| 1225 |
|
| 1226 |
static int qemu_debug_requested(void) |
| 1227 |
{
|
| 1228 |
int r = debug_requested;
|
| 1229 |
debug_requested = 0;
|
| 1230 |
return r;
|
| 1231 |
} |
| 1232 |
|
| 1233 |
static int qemu_vmstop_requested(void) |
| 1234 |
{
|
| 1235 |
int r = vmstop_requested;
|
| 1236 |
vmstop_requested = 0;
|
| 1237 |
return r;
|
| 1238 |
} |
| 1239 |
|
| 1240 |
void qemu_register_reset(QEMUResetHandler *func, void *opaque) |
| 1241 |
{
|
| 1242 |
QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry));
|
| 1243 |
|
| 1244 |
re->func = func; |
| 1245 |
re->opaque = opaque; |
| 1246 |
QTAILQ_INSERT_TAIL(&reset_handlers, re, entry); |
| 1247 |
} |
| 1248 |
|
| 1249 |
void qemu_unregister_reset(QEMUResetHandler *func, void *opaque) |
| 1250 |
{
|
| 1251 |
QEMUResetEntry *re; |
| 1252 |
|
| 1253 |
QTAILQ_FOREACH(re, &reset_handlers, entry) {
|
| 1254 |
if (re->func == func && re->opaque == opaque) {
|
| 1255 |
QTAILQ_REMOVE(&reset_handlers, re, entry); |
| 1256 |
qemu_free(re); |
| 1257 |
return;
|
| 1258 |
} |
| 1259 |
} |
| 1260 |
} |
| 1261 |
|
| 1262 |
void qemu_system_reset(void) |
| 1263 |
{
|
| 1264 |
QEMUResetEntry *re, *nre; |
| 1265 |
|
| 1266 |
/* reset all devices */
|
| 1267 |
QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
|
| 1268 |
re->func(re->opaque); |
| 1269 |
} |
| 1270 |
monitor_protocol_event(QEVENT_RESET, NULL);
|
| 1271 |
cpu_synchronize_all_post_reset(); |
| 1272 |
} |
| 1273 |
|
| 1274 |
void qemu_system_reset_request(void) |
| 1275 |
{
|
| 1276 |
if (no_reboot) {
|
| 1277 |
shutdown_requested = 1;
|
| 1278 |
} else {
|
| 1279 |
reset_requested = 1;
|
| 1280 |
} |
| 1281 |
qemu_notify_event(); |
| 1282 |
} |
| 1283 |
|
| 1284 |
void qemu_system_shutdown_request(void) |
| 1285 |
{
|
| 1286 |
shutdown_requested = 1;
|
| 1287 |
qemu_notify_event(); |
| 1288 |
} |
| 1289 |
|
| 1290 |
void qemu_system_powerdown_request(void) |
| 1291 |
{
|
| 1292 |
powerdown_requested = 1;
|
| 1293 |
qemu_notify_event(); |
| 1294 |
} |
| 1295 |
|
| 1296 |
void main_loop_wait(int nonblocking) |
| 1297 |
{
|
| 1298 |
IOHandlerRecord *ioh; |
| 1299 |
fd_set rfds, wfds, xfds; |
| 1300 |
int ret, nfds;
|
| 1301 |
struct timeval tv;
|
| 1302 |
int timeout;
|
| 1303 |
|
| 1304 |
if (nonblocking)
|
| 1305 |
timeout = 0;
|
| 1306 |
else {
|
| 1307 |
timeout = qemu_calculate_timeout(); |
| 1308 |
qemu_bh_update_timeout(&timeout); |
| 1309 |
} |
| 1310 |
|
| 1311 |
os_host_main_loop_wait(&timeout); |
| 1312 |
|
| 1313 |
/* poll any events */
|
| 1314 |
/* XXX: separate device handlers from system ones */
|
| 1315 |
nfds = -1;
|
| 1316 |
FD_ZERO(&rfds); |
| 1317 |
FD_ZERO(&wfds); |
| 1318 |
FD_ZERO(&xfds); |
| 1319 |
QLIST_FOREACH(ioh, &io_handlers, next) {
|
| 1320 |
if (ioh->deleted)
|
| 1321 |
continue;
|
| 1322 |
if (ioh->fd_read &&
|
| 1323 |
(!ioh->fd_read_poll || |
| 1324 |
ioh->fd_read_poll(ioh->opaque) != 0)) {
|
| 1325 |
FD_SET(ioh->fd, &rfds); |
| 1326 |
if (ioh->fd > nfds)
|
| 1327 |
nfds = ioh->fd; |
| 1328 |
} |
| 1329 |
if (ioh->fd_write) {
|
| 1330 |
FD_SET(ioh->fd, &wfds); |
| 1331 |
if (ioh->fd > nfds)
|
| 1332 |
nfds = ioh->fd; |
| 1333 |
} |
| 1334 |
} |
| 1335 |
|
| 1336 |
tv.tv_sec = timeout / 1000;
|
| 1337 |
tv.tv_usec = (timeout % 1000) * 1000; |
| 1338 |
|
| 1339 |
slirp_select_fill(&nfds, &rfds, &wfds, &xfds); |
| 1340 |
|
| 1341 |
qemu_mutex_unlock_iothread(); |
| 1342 |
ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
|
| 1343 |
qemu_mutex_lock_iothread(); |
| 1344 |
if (ret > 0) { |
| 1345 |
IOHandlerRecord *pioh; |
| 1346 |
|
| 1347 |
QLIST_FOREACH_SAFE(ioh, &io_handlers, next, pioh) {
|
| 1348 |
if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
|
| 1349 |
ioh->fd_read(ioh->opaque); |
| 1350 |
} |
| 1351 |
if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
|
| 1352 |
ioh->fd_write(ioh->opaque); |
| 1353 |
} |
| 1354 |
|
| 1355 |
/* Do this last in case read/write handlers marked it for deletion */
|
| 1356 |
if (ioh->deleted) {
|
| 1357 |
QLIST_REMOVE(ioh, next); |
| 1358 |
qemu_free(ioh); |
| 1359 |
} |
| 1360 |
} |
| 1361 |
} |
| 1362 |
|
| 1363 |
slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0));
|
| 1364 |
|
| 1365 |
qemu_run_all_timers(); |
| 1366 |
|
| 1367 |
/* Check bottom-halves last in case any of the earlier events triggered
|
| 1368 |
them. */
|
| 1369 |
qemu_bh_poll(); |
| 1370 |
|
| 1371 |
} |
| 1372 |
|
| 1373 |
static int vm_can_run(void) |
| 1374 |
{
|
| 1375 |
if (powerdown_requested)
|
| 1376 |
return 0; |
| 1377 |
if (reset_requested)
|
| 1378 |
return 0; |
| 1379 |
if (shutdown_requested)
|
| 1380 |
return 0; |
| 1381 |
if (debug_requested)
|
| 1382 |
return 0; |
| 1383 |
return 1; |
| 1384 |
} |
| 1385 |
|
| 1386 |
qemu_irq qemu_system_powerdown; |
| 1387 |
|
| 1388 |
static void main_loop(void) |
| 1389 |
{
|
| 1390 |
int r;
|
| 1391 |
|
| 1392 |
qemu_main_loop_start(); |
| 1393 |
|
| 1394 |
for (;;) {
|
| 1395 |
do {
|
| 1396 |
bool nonblocking = false; |
| 1397 |
#ifdef CONFIG_PROFILER
|
| 1398 |
int64_t ti; |
| 1399 |
#endif
|
| 1400 |
#ifndef CONFIG_IOTHREAD
|
| 1401 |
nonblocking = cpu_exec_all(); |
| 1402 |
#endif
|
| 1403 |
#ifdef CONFIG_PROFILER
|
| 1404 |
ti = profile_getclock(); |
| 1405 |
#endif
|
| 1406 |
main_loop_wait(nonblocking); |
| 1407 |
#ifdef CONFIG_PROFILER
|
| 1408 |
dev_time += profile_getclock() - ti; |
| 1409 |
#endif
|
| 1410 |
} while (vm_can_run());
|
| 1411 |
|
| 1412 |
if ((r = qemu_debug_requested())) {
|
| 1413 |
vm_stop(r); |
| 1414 |
} |
| 1415 |
if (qemu_shutdown_requested()) {
|
| 1416 |
monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
|
| 1417 |
if (no_shutdown) {
|
| 1418 |
vm_stop(0);
|
| 1419 |
no_shutdown = 0;
|
| 1420 |
} else
|
| 1421 |
break;
|
| 1422 |
} |
| 1423 |
if (qemu_reset_requested()) {
|
| 1424 |
pause_all_vcpus(); |
| 1425 |
qemu_system_reset(); |
| 1426 |
resume_all_vcpus(); |
| 1427 |
} |
| 1428 |
if (qemu_powerdown_requested()) {
|
| 1429 |
monitor_protocol_event(QEVENT_POWERDOWN, NULL);
|
| 1430 |
qemu_irq_raise(qemu_system_powerdown); |
| 1431 |
} |
| 1432 |
if ((r = qemu_vmstop_requested())) {
|
| 1433 |
vm_stop(r); |
| 1434 |
} |
| 1435 |
} |
| 1436 |
bdrv_close_all(); |
| 1437 |
pause_all_vcpus(); |
| 1438 |
} |
| 1439 |
|
| 1440 |
static void version(void) |
| 1441 |
{
|
| 1442 |
printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n"); |
| 1443 |
} |
| 1444 |
|
| 1445 |
static void help(int exitcode) |
| 1446 |
{
|
| 1447 |
const char *options_help = |
| 1448 |
#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
|
| 1449 |
opt_help |
| 1450 |
#define DEFHEADING(text) stringify(text) "\n" |
| 1451 |
#include "qemu-options.def" |
| 1452 |
#undef DEF
|
| 1453 |
#undef DEFHEADING
|
| 1454 |
#undef GEN_DOCS
|
| 1455 |
; |
| 1456 |
version(); |
| 1457 |
printf("usage: %s [options] [disk_image]\n"
|
| 1458 |
"\n"
|
| 1459 |
"'disk_image' is a raw hard disk image for IDE hard disk 0\n"
|
| 1460 |
"\n"
|
| 1461 |
"%s\n"
|
| 1462 |
"During emulation, the following keys are useful:\n"
|
| 1463 |
"ctrl-alt-f toggle full screen\n"
|
| 1464 |
"ctrl-alt-n switch to virtual console 'n'\n"
|
| 1465 |
"ctrl-alt toggle mouse and keyboard grab\n"
|
| 1466 |
"\n"
|
| 1467 |
"When using -nographic, press 'ctrl-a h' to get some help.\n",
|
| 1468 |
"qemu",
|
| 1469 |
options_help); |
| 1470 |
exit(exitcode); |
| 1471 |
} |
| 1472 |
|
| 1473 |
#define HAS_ARG 0x0001 |
| 1474 |
|
| 1475 |
typedef struct QEMUOption { |
| 1476 |
const char *name; |
| 1477 |
int flags;
|
| 1478 |
int index;
|
| 1479 |
uint32_t arch_mask; |
| 1480 |
} QEMUOption; |
| 1481 |
|
| 1482 |
static const QEMUOption qemu_options[] = { |
| 1483 |
{ "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
|
| 1484 |
#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
|
| 1485 |
{ option, opt_arg, opt_enum, arch_mask },
|
| 1486 |
#define DEFHEADING(text)
|
| 1487 |
#include "qemu-options.def" |
| 1488 |
#undef DEF
|
| 1489 |
#undef DEFHEADING
|
| 1490 |
#undef GEN_DOCS
|
| 1491 |
{ NULL },
|
| 1492 |
}; |
| 1493 |
static void select_vgahw (const char *p) |
| 1494 |
{
|
| 1495 |
const char *opts; |
| 1496 |
|
| 1497 |
default_vga = 0;
|
| 1498 |
vga_interface_type = VGA_NONE; |
| 1499 |
if (strstart(p, "std", &opts)) { |
| 1500 |
vga_interface_type = VGA_STD; |
| 1501 |
} else if (strstart(p, "cirrus", &opts)) { |
| 1502 |
vga_interface_type = VGA_CIRRUS; |
| 1503 |
} else if (strstart(p, "vmware", &opts)) { |
| 1504 |
vga_interface_type = VGA_VMWARE; |
| 1505 |
} else if (strstart(p, "xenfb", &opts)) { |
| 1506 |
vga_interface_type = VGA_XENFB; |
| 1507 |
} else if (strstart(p, "qxl", &opts)) { |
| 1508 |
vga_interface_type = VGA_QXL; |
| 1509 |
} else if (!strstart(p, "none", &opts)) { |
| 1510 |
invalid_vga:
|
| 1511 |
fprintf(stderr, "Unknown vga type: %s\n", p);
|
| 1512 |
exit(1);
|
| 1513 |
} |
| 1514 |
while (*opts) {
|
| 1515 |
const char *nextopt; |
| 1516 |
|
| 1517 |
if (strstart(opts, ",retrace=", &nextopt)) { |
| 1518 |
opts = nextopt; |
| 1519 |
if (strstart(opts, "dumb", &nextopt)) |
| 1520 |
vga_retrace_method = VGA_RETRACE_DUMB; |
| 1521 |
else if (strstart(opts, "precise", &nextopt)) |
| 1522 |
vga_retrace_method = VGA_RETRACE_PRECISE; |
| 1523 |
else goto invalid_vga; |
| 1524 |
} else goto invalid_vga; |
| 1525 |
opts = nextopt; |
| 1526 |
} |
| 1527 |
} |
| 1528 |
|
| 1529 |
static int balloon_parse(const char *arg) |
| 1530 |
{
|
| 1531 |
QemuOpts *opts; |
| 1532 |
|
| 1533 |
if (strcmp(arg, "none") == 0) { |
| 1534 |
return 0; |
| 1535 |
} |
| 1536 |
|
| 1537 |
if (!strncmp(arg, "virtio", 6)) { |
| 1538 |
if (arg[6] == ',') { |
| 1539 |
/* have params -> parse them */
|
| 1540 |
opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0); |
| 1541 |
if (!opts)
|
| 1542 |
return -1; |
| 1543 |
} else {
|
| 1544 |
/* create empty opts */
|
| 1545 |
opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0); |
| 1546 |
} |
| 1547 |
qemu_opt_set(opts, "driver", "virtio-balloon-pci"); |
| 1548 |
return 0; |
| 1549 |
} |
| 1550 |
|
| 1551 |
return -1; |
| 1552 |
} |
| 1553 |
|
| 1554 |
char *qemu_find_file(int type, const char *name) |
| 1555 |
{
|
| 1556 |
int len;
|
| 1557 |
const char *subdir; |
| 1558 |
char *buf;
|
| 1559 |
|
| 1560 |
/* If name contains path separators then try it as a straight path. */
|
| 1561 |
if ((strchr(name, '/') || strchr(name, '\\')) |
| 1562 |
&& access(name, R_OK) == 0) {
|
| 1563 |
return qemu_strdup(name);
|
| 1564 |
} |
| 1565 |
switch (type) {
|
| 1566 |
case QEMU_FILE_TYPE_BIOS:
|
| 1567 |
subdir = "";
|
| 1568 |
break;
|
| 1569 |
case QEMU_FILE_TYPE_KEYMAP:
|
| 1570 |
subdir = "keymaps/";
|
| 1571 |
break;
|
| 1572 |
default:
|
| 1573 |
abort(); |
| 1574 |
} |
| 1575 |
len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
|
| 1576 |
buf = qemu_mallocz(len); |
| 1577 |
snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
|
| 1578 |
if (access(buf, R_OK)) {
|
| 1579 |
qemu_free(buf); |
| 1580 |
return NULL; |
| 1581 |
} |
| 1582 |
return buf;
|
| 1583 |
} |
| 1584 |
|
| 1585 |
static int device_help_func(QemuOpts *opts, void *opaque) |
| 1586 |
{
|
| 1587 |
return qdev_device_help(opts);
|
| 1588 |
} |
| 1589 |
|
| 1590 |
static int device_init_func(QemuOpts *opts, void *opaque) |
| 1591 |
{
|
| 1592 |
DeviceState *dev; |
| 1593 |
|
| 1594 |
dev = qdev_device_add(opts); |
| 1595 |
if (!dev)
|
| 1596 |
return -1; |
| 1597 |
return 0; |
| 1598 |
} |
| 1599 |
|
| 1600 |
static int chardev_init_func(QemuOpts *opts, void *opaque) |
| 1601 |
{
|
| 1602 |
CharDriverState *chr; |
| 1603 |
|
| 1604 |
chr = qemu_chr_open_opts(opts, NULL);
|
| 1605 |
if (!chr)
|
| 1606 |
return -1; |
| 1607 |
return 0; |
| 1608 |
} |
| 1609 |
|
| 1610 |
#ifdef CONFIG_VIRTFS
|
| 1611 |
static int fsdev_init_func(QemuOpts *opts, void *opaque) |
| 1612 |
{
|
| 1613 |
int ret;
|
| 1614 |
ret = qemu_fsdev_add(opts); |
| 1615 |
|
| 1616 |
return ret;
|
| 1617 |
} |
| 1618 |
#endif
|
| 1619 |
|
| 1620 |
static int mon_init_func(QemuOpts *opts, void *opaque) |
| 1621 |
{
|
| 1622 |
CharDriverState *chr; |
| 1623 |
const char *chardev; |
| 1624 |
const char *mode; |
| 1625 |
int flags;
|
| 1626 |
|
| 1627 |
mode = qemu_opt_get(opts, "mode");
|
| 1628 |
if (mode == NULL) { |
| 1629 |
mode = "readline";
|
| 1630 |
} |
| 1631 |
if (strcmp(mode, "readline") == 0) { |
| 1632 |
flags = MONITOR_USE_READLINE; |
| 1633 |
} else if (strcmp(mode, "control") == 0) { |
| 1634 |
flags = MONITOR_USE_CONTROL; |
| 1635 |
} else {
|
| 1636 |
fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
|
| 1637 |
exit(1);
|
| 1638 |
} |
| 1639 |
|
| 1640 |
if (qemu_opt_get_bool(opts, "pretty", 0)) |
| 1641 |
flags |= MONITOR_USE_PRETTY; |
| 1642 |
|
| 1643 |
if (qemu_opt_get_bool(opts, "default", 0)) |
| 1644 |
flags |= MONITOR_IS_DEFAULT; |
| 1645 |
|
| 1646 |
chardev = qemu_opt_get(opts, "chardev");
|
| 1647 |
chr = qemu_chr_find(chardev); |
| 1648 |
if (chr == NULL) { |
| 1649 |
fprintf(stderr, "chardev \"%s\" not found\n", chardev);
|
| 1650 |
exit(1);
|
| 1651 |
} |
| 1652 |
|
| 1653 |
monitor_init(chr, flags); |
| 1654 |
return 0; |
| 1655 |
} |
| 1656 |
|
| 1657 |
static void monitor_parse(const char *optarg, const char *mode) |
| 1658 |
{
|
| 1659 |
static int monitor_device_index = 0; |
| 1660 |
QemuOpts *opts; |
| 1661 |
const char *p; |
| 1662 |
char label[32]; |
| 1663 |
int def = 0; |
| 1664 |
|
| 1665 |
if (strstart(optarg, "chardev:", &p)) { |
| 1666 |
snprintf(label, sizeof(label), "%s", p); |
| 1667 |
} else {
|
| 1668 |
snprintf(label, sizeof(label), "compat_monitor%d", |
| 1669 |
monitor_device_index); |
| 1670 |
if (monitor_device_index == 0) { |
| 1671 |
def = 1;
|
| 1672 |
} |
| 1673 |
opts = qemu_chr_parse_compat(label, optarg); |
| 1674 |
if (!opts) {
|
| 1675 |
fprintf(stderr, "parse error: %s\n", optarg);
|
| 1676 |
exit(1);
|
| 1677 |
} |
| 1678 |
} |
| 1679 |
|
| 1680 |
opts = qemu_opts_create(qemu_find_opts("mon"), label, 1); |
| 1681 |
if (!opts) {
|
| 1682 |
fprintf(stderr, "duplicate chardev: %s\n", label);
|
| 1683 |
exit(1);
|
| 1684 |
} |
| 1685 |
qemu_opt_set(opts, "mode", mode);
|
| 1686 |
qemu_opt_set(opts, "chardev", label);
|
| 1687 |
if (def)
|
| 1688 |
qemu_opt_set(opts, "default", "on"); |
| 1689 |
monitor_device_index++; |
| 1690 |
} |
| 1691 |
|
| 1692 |
struct device_config {
|
| 1693 |
enum {
|
| 1694 |
DEV_USB, /* -usbdevice */
|
| 1695 |
DEV_BT, /* -bt */
|
| 1696 |
DEV_SERIAL, /* -serial */
|
| 1697 |
DEV_PARALLEL, /* -parallel */
|
| 1698 |
DEV_VIRTCON, /* -virtioconsole */
|
| 1699 |
DEV_DEBUGCON, /* -debugcon */
|
| 1700 |
} type; |
| 1701 |
const char *cmdline; |
| 1702 |
QTAILQ_ENTRY(device_config) next; |
| 1703 |
}; |
| 1704 |
QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs); |
| 1705 |
|
| 1706 |
static void add_device_config(int type, const char *cmdline) |
| 1707 |
{
|
| 1708 |
struct device_config *conf;
|
| 1709 |
|
| 1710 |
conf = qemu_mallocz(sizeof(*conf));
|
| 1711 |
conf->type = type; |
| 1712 |
conf->cmdline = cmdline; |
| 1713 |
QTAILQ_INSERT_TAIL(&device_configs, conf, next); |
| 1714 |
} |
| 1715 |
|
| 1716 |
static int foreach_device_config(int type, int (*func)(const char *cmdline)) |
| 1717 |
{
|
| 1718 |
struct device_config *conf;
|
| 1719 |
int rc;
|
| 1720 |
|
| 1721 |
QTAILQ_FOREACH(conf, &device_configs, next) {
|
| 1722 |
if (conf->type != type)
|
| 1723 |
continue;
|
| 1724 |
rc = func(conf->cmdline); |
| 1725 |
if (0 != rc) |
| 1726 |
return rc;
|
| 1727 |
} |
| 1728 |
return 0; |
| 1729 |
} |
| 1730 |
|
| 1731 |
static int serial_parse(const char *devname) |
| 1732 |
{
|
| 1733 |
static int index = 0; |
| 1734 |
char label[32]; |
| 1735 |
|
| 1736 |
if (strcmp(devname, "none") == 0) |
| 1737 |
return 0; |
| 1738 |
if (index == MAX_SERIAL_PORTS) {
|
| 1739 |
fprintf(stderr, "qemu: too many serial ports\n");
|
| 1740 |
exit(1);
|
| 1741 |
} |
| 1742 |
snprintf(label, sizeof(label), "serial%d", index); |
| 1743 |
serial_hds[index] = qemu_chr_open(label, devname, NULL);
|
| 1744 |
if (!serial_hds[index]) {
|
| 1745 |
fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
|
| 1746 |
devname, strerror(errno)); |
| 1747 |
return -1; |
| 1748 |
} |
| 1749 |
index++; |
| 1750 |
return 0; |
| 1751 |
} |
| 1752 |
|
| 1753 |
static int parallel_parse(const char *devname) |
| 1754 |
{
|
| 1755 |
static int index = 0; |
| 1756 |
char label[32]; |
| 1757 |
|
| 1758 |
if (strcmp(devname, "none") == 0) |
| 1759 |
return 0; |
| 1760 |
if (index == MAX_PARALLEL_PORTS) {
|
| 1761 |
fprintf(stderr, "qemu: too many parallel ports\n");
|
| 1762 |
exit(1);
|
| 1763 |
} |
| 1764 |
snprintf(label, sizeof(label), "parallel%d", index); |
| 1765 |
parallel_hds[index] = qemu_chr_open(label, devname, NULL);
|
| 1766 |
if (!parallel_hds[index]) {
|
| 1767 |
fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
|
| 1768 |
devname, strerror(errno)); |
| 1769 |
return -1; |
| 1770 |
} |
| 1771 |
index++; |
| 1772 |
return 0; |
| 1773 |
} |
| 1774 |
|
| 1775 |
static int virtcon_parse(const char *devname) |
| 1776 |
{
|
| 1777 |
QemuOptsList *device = qemu_find_opts("device");
|
| 1778 |
static int index = 0; |
| 1779 |
char label[32]; |
| 1780 |
QemuOpts *bus_opts, *dev_opts; |
| 1781 |
|
| 1782 |
if (strcmp(devname, "none") == 0) |
| 1783 |
return 0; |
| 1784 |
if (index == MAX_VIRTIO_CONSOLES) {
|
| 1785 |
fprintf(stderr, "qemu: too many virtio consoles\n");
|
| 1786 |
exit(1);
|
| 1787 |
} |
| 1788 |
|
| 1789 |
bus_opts = qemu_opts_create(device, NULL, 0); |
| 1790 |
qemu_opt_set(bus_opts, "driver", "virtio-serial"); |
| 1791 |
|
| 1792 |
dev_opts = qemu_opts_create(device, NULL, 0); |
| 1793 |
qemu_opt_set(dev_opts, "driver", "virtconsole"); |
| 1794 |
|
| 1795 |
snprintf(label, sizeof(label), "virtcon%d", index); |
| 1796 |
virtcon_hds[index] = qemu_chr_open(label, devname, NULL);
|
| 1797 |
if (!virtcon_hds[index]) {
|
| 1798 |
fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
|
| 1799 |
devname, strerror(errno)); |
| 1800 |
return -1; |
| 1801 |
} |
| 1802 |
qemu_opt_set(dev_opts, "chardev", label);
|
| 1803 |
|
| 1804 |
index++; |
| 1805 |
return 0; |
| 1806 |
} |
| 1807 |
|
| 1808 |
static int debugcon_parse(const char *devname) |
| 1809 |
{
|
| 1810 |
QemuOpts *opts; |
| 1811 |
|
| 1812 |
if (!qemu_chr_open("debugcon", devname, NULL)) { |
| 1813 |
exit(1);
|
| 1814 |
} |
| 1815 |
opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1); |
| 1816 |
if (!opts) {
|
| 1817 |
fprintf(stderr, "qemu: already have a debugcon device\n");
|
| 1818 |
exit(1);
|
| 1819 |
} |
| 1820 |
qemu_opt_set(opts, "driver", "isa-debugcon"); |
| 1821 |
qemu_opt_set(opts, "chardev", "debugcon"); |
| 1822 |
return 0; |
| 1823 |
} |
| 1824 |
|
| 1825 |
void qemu_add_exit_notifier(Notifier *notify)
|
| 1826 |
{
|
| 1827 |
notifier_list_add(&exit_notifiers, notify); |
| 1828 |
} |
| 1829 |
|
| 1830 |
void qemu_remove_exit_notifier(Notifier *notify)
|
| 1831 |
{
|
| 1832 |
notifier_list_remove(&exit_notifiers, notify); |
| 1833 |
} |
| 1834 |
|
| 1835 |
static void qemu_run_exit_notifiers(void) |
| 1836 |
{
|
| 1837 |
notifier_list_notify(&exit_notifiers); |
| 1838 |
} |
| 1839 |
|
| 1840 |
void qemu_add_machine_init_done_notifier(Notifier *notify)
|
| 1841 |
{
|
| 1842 |
notifier_list_add(&machine_init_done_notifiers, notify); |
| 1843 |
} |
| 1844 |
|
| 1845 |
static void qemu_run_machine_init_done_notifiers(void) |
| 1846 |
{
|
| 1847 |
notifier_list_notify(&machine_init_done_notifiers); |
| 1848 |
} |
| 1849 |
|
| 1850 |
static const QEMUOption *lookup_opt(int argc, char **argv, |
| 1851 |
const char **poptarg, int *poptind) |
| 1852 |
{
|
| 1853 |
const QEMUOption *popt;
|
| 1854 |
int optind = *poptind;
|
| 1855 |
char *r = argv[optind];
|
| 1856 |
const char *optarg; |
| 1857 |
|
| 1858 |
loc_set_cmdline(argv, optind, 1);
|
| 1859 |
optind++; |
| 1860 |
/* Treat --foo the same as -foo. */
|
| 1861 |
if (r[1] == '-') |
| 1862 |
r++; |
| 1863 |
popt = qemu_options; |
| 1864 |
for(;;) {
|
| 1865 |
if (!popt->name) {
|
| 1866 |
error_report("invalid option");
|
| 1867 |
exit(1);
|
| 1868 |
} |
| 1869 |
if (!strcmp(popt->name, r + 1)) |
| 1870 |
break;
|
| 1871 |
popt++; |
| 1872 |
} |
| 1873 |
if (popt->flags & HAS_ARG) {
|
| 1874 |
if (optind >= argc) {
|
| 1875 |
error_report("requires an argument");
|
| 1876 |
exit(1);
|
| 1877 |
} |
| 1878 |
optarg = argv[optind++]; |
| 1879 |
loc_set_cmdline(argv, optind - 2, 2); |
| 1880 |
} else {
|
| 1881 |
optarg = NULL;
|
| 1882 |
} |
| 1883 |
|
| 1884 |
*poptarg = optarg; |
| 1885 |
*poptind = optind; |
| 1886 |
|
| 1887 |
return popt;
|
| 1888 |
} |
| 1889 |
|
| 1890 |
int main(int argc, char **argv, char **envp) |
| 1891 |
{
|
| 1892 |
const char *gdbstub_dev = NULL; |
| 1893 |
int i;
|
| 1894 |
int snapshot, linux_boot;
|
| 1895 |
const char *icount_option = NULL; |
| 1896 |
const char *initrd_filename; |
| 1897 |
const char *kernel_filename, *kernel_cmdline; |
| 1898 |
char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */ |
| 1899 |
DisplayState *ds; |
| 1900 |
DisplayChangeListener *dcl; |
| 1901 |
int cyls, heads, secs, translation;
|
| 1902 |
QemuOpts *hda_opts = NULL, *opts;
|
| 1903 |
QemuOptsList *olist; |
| 1904 |
int optind;
|
| 1905 |
const char *optarg; |
| 1906 |
const char *loadvm = NULL; |
| 1907 |
QEMUMachine *machine; |
| 1908 |
const char *cpu_model; |
| 1909 |
int tb_size;
|
| 1910 |
const char *pid_file = NULL; |
| 1911 |
const char *incoming = NULL; |
| 1912 |
int show_vnc_port = 0; |
| 1913 |
int defconfig = 1; |
| 1914 |
|
| 1915 |
#ifdef CONFIG_SIMPLE_TRACE
|
| 1916 |
const char *trace_file = NULL; |
| 1917 |
#endif
|
| 1918 |
atexit(qemu_run_exit_notifiers); |
| 1919 |
error_set_progname(argv[0]);
|
| 1920 |
|
| 1921 |
init_clocks(); |
| 1922 |
|
| 1923 |
qemu_cache_utils_init(envp); |
| 1924 |
|
| 1925 |
QLIST_INIT (&vm_change_state_head); |
| 1926 |
os_setup_early_signal_handling(); |
| 1927 |
|
| 1928 |
module_call_init(MODULE_INIT_MACHINE); |
| 1929 |
machine = find_default_machine(); |
| 1930 |
cpu_model = NULL;
|
| 1931 |
initrd_filename = NULL;
|
| 1932 |
ram_size = 0;
|
| 1933 |
snapshot = 0;
|
| 1934 |
kernel_filename = NULL;
|
| 1935 |
kernel_cmdline = "";
|
| 1936 |
cyls = heads = secs = 0;
|
| 1937 |
translation = BIOS_ATA_TRANSLATION_AUTO; |
| 1938 |
|
| 1939 |
for (i = 0; i < MAX_NODES; i++) { |
| 1940 |
node_mem[i] = 0;
|
| 1941 |
node_cpumask[i] = 0;
|
| 1942 |
} |
| 1943 |
|
| 1944 |
nb_numa_nodes = 0;
|
| 1945 |
nb_nics = 0;
|
| 1946 |
|
| 1947 |
tb_size = 0;
|
| 1948 |
autostart= 1;
|
| 1949 |
|
| 1950 |
/* first pass of option parsing */
|
| 1951 |
optind = 1;
|
| 1952 |
while (optind < argc) {
|
| 1953 |
if (argv[optind][0] != '-') { |
| 1954 |
/* disk image */
|
| 1955 |
optind++; |
| 1956 |
continue;
|
| 1957 |
} else {
|
| 1958 |
const QEMUOption *popt;
|
| 1959 |
|
| 1960 |
popt = lookup_opt(argc, argv, &optarg, &optind); |
| 1961 |
switch (popt->index) {
|
| 1962 |
case QEMU_OPTION_nodefconfig:
|
| 1963 |
defconfig=0;
|
| 1964 |
break;
|
| 1965 |
} |
| 1966 |
} |
| 1967 |
} |
| 1968 |
|
| 1969 |
if (defconfig) {
|
| 1970 |
int ret;
|
| 1971 |
|
| 1972 |
ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
|
| 1973 |
if (ret < 0 && ret != -ENOENT) { |
| 1974 |
exit(1);
|
| 1975 |
} |
| 1976 |
|
| 1977 |
ret = qemu_read_config_file(arch_config_name); |
| 1978 |
if (ret < 0 && ret != -ENOENT) { |
| 1979 |
exit(1);
|
| 1980 |
} |
| 1981 |
} |
| 1982 |
cpudef_init(); |
| 1983 |
|
| 1984 |
/* second pass of option parsing */
|
| 1985 |
optind = 1;
|
| 1986 |
for(;;) {
|
| 1987 |
if (optind >= argc)
|
| 1988 |
break;
|
| 1989 |
if (argv[optind][0] != '-') { |
| 1990 |
hda_opts = drive_add(argv[optind++], HD_ALIAS, 0);
|
| 1991 |
} else {
|
| 1992 |
const QEMUOption *popt;
|
| 1993 |
|
| 1994 |
popt = lookup_opt(argc, argv, &optarg, &optind); |
| 1995 |
if (!(popt->arch_mask & arch_type)) {
|
| 1996 |
printf("Option %s not supported for this target\n", popt->name);
|
| 1997 |
exit(1);
|
| 1998 |
} |
| 1999 |
switch(popt->index) {
|
| 2000 |
case QEMU_OPTION_M:
|
| 2001 |
machine = find_machine(optarg); |
| 2002 |
if (!machine) {
|
| 2003 |
QEMUMachine *m; |
| 2004 |
printf("Supported machines are:\n");
|
| 2005 |
for(m = first_machine; m != NULL; m = m->next) { |
| 2006 |
if (m->alias)
|
| 2007 |
printf("%-10s %s (alias of %s)\n",
|
| 2008 |
m->alias, m->desc, m->name); |
| 2009 |
printf("%-10s %s%s\n",
|
| 2010 |
m->name, m->desc, |
| 2011 |
m->is_default ? " (default)" : ""); |
| 2012 |
} |
| 2013 |
exit(*optarg != '?');
|
| 2014 |
} |
| 2015 |
break;
|
| 2016 |
case QEMU_OPTION_cpu:
|
| 2017 |
/* hw initialization will check this */
|
| 2018 |
if (*optarg == '?') { |
| 2019 |
list_cpus(stdout, &fprintf, optarg); |
| 2020 |
exit(0);
|
| 2021 |
} else {
|
| 2022 |
cpu_model = optarg; |
| 2023 |
} |
| 2024 |
break;
|
| 2025 |
case QEMU_OPTION_initrd:
|
| 2026 |
initrd_filename = optarg; |
| 2027 |
break;
|
| 2028 |
case QEMU_OPTION_hda:
|
| 2029 |
if (cyls == 0) |
| 2030 |
hda_opts = drive_add(optarg, HD_ALIAS, 0);
|
| 2031 |
else
|
| 2032 |
hda_opts = drive_add(optarg, HD_ALIAS |
| 2033 |
",cyls=%d,heads=%d,secs=%d%s",
|
| 2034 |
0, cyls, heads, secs,
|
| 2035 |
translation == BIOS_ATA_TRANSLATION_LBA ? |
| 2036 |
",trans=lba" :
|
| 2037 |
translation == BIOS_ATA_TRANSLATION_NONE ? |
| 2038 |
",trans=none" : ""); |
| 2039 |
break;
|
| 2040 |
case QEMU_OPTION_hdb:
|
| 2041 |
case QEMU_OPTION_hdc:
|
| 2042 |
case QEMU_OPTION_hdd:
|
| 2043 |
drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda); |
| 2044 |
break;
|
| 2045 |
case QEMU_OPTION_drive:
|
| 2046 |
drive_add(NULL, "%s", optarg); |
| 2047 |
break;
|
| 2048 |
case QEMU_OPTION_set:
|
| 2049 |
if (qemu_set_option(optarg) != 0) |
| 2050 |
exit(1);
|
| 2051 |
break;
|
| 2052 |
case QEMU_OPTION_global:
|
| 2053 |
if (qemu_global_option(optarg) != 0) |
| 2054 |
exit(1);
|
| 2055 |
break;
|
| 2056 |
case QEMU_OPTION_mtdblock:
|
| 2057 |
drive_add(optarg, MTD_ALIAS); |
| 2058 |
break;
|
| 2059 |
case QEMU_OPTION_sd:
|
| 2060 |
drive_add(optarg, SD_ALIAS); |
| 2061 |
break;
|
| 2062 |
case QEMU_OPTION_pflash:
|
| 2063 |
drive_add(optarg, PFLASH_ALIAS); |
| 2064 |
break;
|
| 2065 |
case QEMU_OPTION_snapshot:
|
| 2066 |
snapshot = 1;
|
| 2067 |
break;
|
| 2068 |
case QEMU_OPTION_hdachs:
|
| 2069 |
{
|
| 2070 |
const char *p; |
| 2071 |
p = optarg; |
| 2072 |
cyls = strtol(p, (char **)&p, 0); |
| 2073 |
if (cyls < 1 || cyls > 16383) |
| 2074 |
goto chs_fail;
|
| 2075 |
if (*p != ',') |
| 2076 |
goto chs_fail;
|
| 2077 |
p++; |
| 2078 |
heads = strtol(p, (char **)&p, 0); |
| 2079 |
if (heads < 1 || heads > 16) |
| 2080 |
goto chs_fail;
|
| 2081 |
if (*p != ',') |
| 2082 |
goto chs_fail;
|
| 2083 |
p++; |
| 2084 |
secs = strtol(p, (char **)&p, 0); |
| 2085 |
if (secs < 1 || secs > 63) |
| 2086 |
goto chs_fail;
|
| 2087 |
if (*p == ',') { |
| 2088 |
p++; |
| 2089 |
if (!strcmp(p, "none")) |
| 2090 |
translation = BIOS_ATA_TRANSLATION_NONE; |
| 2091 |
else if (!strcmp(p, "lba")) |
| 2092 |
translation = BIOS_ATA_TRANSLATION_LBA; |
| 2093 |
else if (!strcmp(p, "auto")) |
| 2094 |
translation = BIOS_ATA_TRANSLATION_AUTO; |
| 2095 |
else
|
| 2096 |
goto chs_fail;
|
| 2097 |
} else if (*p != '\0') { |
| 2098 |
chs_fail:
|
| 2099 |
fprintf(stderr, "qemu: invalid physical CHS format\n");
|
| 2100 |
exit(1);
|
| 2101 |
} |
| 2102 |
if (hda_opts != NULL) { |
| 2103 |
char num[16]; |
| 2104 |
snprintf(num, sizeof(num), "%d", cyls); |
| 2105 |
qemu_opt_set(hda_opts, "cyls", num);
|
| 2106 |
snprintf(num, sizeof(num), "%d", heads); |
| 2107 |
qemu_opt_set(hda_opts, "heads", num);
|
| 2108 |
snprintf(num, sizeof(num), "%d", secs); |
| 2109 |
qemu_opt_set(hda_opts, "secs", num);
|
| 2110 |
if (translation == BIOS_ATA_TRANSLATION_LBA)
|
| 2111 |
qemu_opt_set(hda_opts, "trans", "lba"); |
| 2112 |
if (translation == BIOS_ATA_TRANSLATION_NONE)
|
| 2113 |
qemu_opt_set(hda_opts, "trans", "none"); |
| 2114 |
} |
| 2115 |
} |
| 2116 |
break;
|
| 2117 |
case QEMU_OPTION_numa:
|
| 2118 |
if (nb_numa_nodes >= MAX_NODES) {
|
| 2119 |
fprintf(stderr, "qemu: too many NUMA nodes\n");
|
| 2120 |
exit(1);
|
| 2121 |
} |
| 2122 |
numa_add(optarg); |
| 2123 |
break;
|
| 2124 |
case QEMU_OPTION_nographic:
|
| 2125 |
display_type = DT_NOGRAPHIC; |
| 2126 |
break;
|
| 2127 |
#ifdef CONFIG_CURSES
|
| 2128 |
case QEMU_OPTION_curses:
|
| 2129 |
display_type = DT_CURSES; |
| 2130 |
break;
|
| 2131 |
#endif
|
| 2132 |
case QEMU_OPTION_portrait:
|
| 2133 |
graphic_rotate = 1;
|
| 2134 |
break;
|
| 2135 |
case QEMU_OPTION_kernel:
|
| 2136 |
kernel_filename = optarg; |
| 2137 |
break;
|
| 2138 |
case QEMU_OPTION_append:
|
| 2139 |
kernel_cmdline = optarg; |
| 2140 |
break;
|
| 2141 |
case QEMU_OPTION_cdrom:
|
| 2142 |
drive_add(optarg, CDROM_ALIAS); |
| 2143 |
break;
|
| 2144 |
case QEMU_OPTION_boot:
|
| 2145 |
{
|
| 2146 |
static const char * const params[] = { |
| 2147 |
"order", "once", "menu", NULL |
| 2148 |
}; |
| 2149 |
char buf[sizeof(boot_devices)]; |
| 2150 |
char *standard_boot_devices;
|
| 2151 |
int legacy = 0; |
| 2152 |
|
| 2153 |
if (!strchr(optarg, '=')) { |
| 2154 |
legacy = 1;
|
| 2155 |
pstrcpy(buf, sizeof(buf), optarg);
|
| 2156 |
} else if (check_params(buf, sizeof(buf), params, optarg) < 0) { |
| 2157 |
fprintf(stderr, |
| 2158 |
"qemu: unknown boot parameter '%s' in '%s'\n",
|
| 2159 |
buf, optarg); |
| 2160 |
exit(1);
|
| 2161 |
} |
| 2162 |
|
| 2163 |
if (legacy ||
|
| 2164 |
get_param_value(buf, sizeof(buf), "order", optarg)) { |
| 2165 |
validate_bootdevices(buf); |
| 2166 |
pstrcpy(boot_devices, sizeof(boot_devices), buf);
|
| 2167 |
} |
| 2168 |
if (!legacy) {
|
| 2169 |
if (get_param_value(buf, sizeof(buf), |
| 2170 |
"once", optarg)) {
|
| 2171 |
validate_bootdevices(buf); |
| 2172 |
standard_boot_devices = qemu_strdup(boot_devices); |
| 2173 |
pstrcpy(boot_devices, sizeof(boot_devices), buf);
|
| 2174 |
qemu_register_reset(restore_boot_devices, |
| 2175 |
standard_boot_devices); |
| 2176 |
} |
| 2177 |
if (get_param_value(buf, sizeof(buf), |
| 2178 |
"menu", optarg)) {
|
| 2179 |
if (!strcmp(buf, "on")) { |
| 2180 |
boot_menu = 1;
|
| 2181 |
} else if (!strcmp(buf, "off")) { |
| 2182 |
boot_menu = 0;
|
| 2183 |
} else {
|
| 2184 |
fprintf(stderr, |
| 2185 |
"qemu: invalid option value '%s'\n",
|
| 2186 |
buf); |
| 2187 |
exit(1);
|
| 2188 |
} |
| 2189 |
} |
| 2190 |
} |
| 2191 |
} |
| 2192 |
break;
|
| 2193 |
case QEMU_OPTION_fda:
|
| 2194 |
case QEMU_OPTION_fdb:
|
| 2195 |
drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda); |
| 2196 |
break;
|
| 2197 |
case QEMU_OPTION_no_fd_bootchk:
|
| 2198 |
fd_bootchk = 0;
|
| 2199 |
break;
|
| 2200 |
case QEMU_OPTION_netdev:
|
| 2201 |
if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) { |
| 2202 |
exit(1);
|
| 2203 |
} |
| 2204 |
break;
|
| 2205 |
case QEMU_OPTION_net:
|
| 2206 |
if (net_client_parse(qemu_find_opts("net"), optarg) == -1) { |
| 2207 |
exit(1);
|
| 2208 |
} |
| 2209 |
break;
|
| 2210 |
#ifdef CONFIG_SLIRP
|
| 2211 |
case QEMU_OPTION_tftp:
|
| 2212 |
legacy_tftp_prefix = optarg; |
| 2213 |
break;
|
| 2214 |
case QEMU_OPTION_bootp:
|
| 2215 |
legacy_bootp_filename = optarg; |
| 2216 |
break;
|
| 2217 |
case QEMU_OPTION_redir:
|
| 2218 |
if (net_slirp_redir(optarg) < 0) |
| 2219 |
exit(1);
|
| 2220 |
break;
|
| 2221 |
#endif
|
| 2222 |
case QEMU_OPTION_bt:
|
| 2223 |
add_device_config(DEV_BT, optarg); |
| 2224 |
break;
|
| 2225 |
case QEMU_OPTION_audio_help:
|
| 2226 |
if (!(audio_available())) {
|
| 2227 |
printf("Option %s not supported for this target\n", popt->name);
|
| 2228 |
exit(1);
|
| 2229 |
} |
| 2230 |
AUD_help (); |
| 2231 |
exit (0);
|
| 2232 |
break;
|
| 2233 |
case QEMU_OPTION_soundhw:
|
| 2234 |
if (!(audio_available())) {
|
| 2235 |
printf("Option %s not supported for this target\n", popt->name);
|
| 2236 |
exit(1);
|
| 2237 |
} |
| 2238 |
select_soundhw (optarg); |
| 2239 |
break;
|
| 2240 |
case QEMU_OPTION_h:
|
| 2241 |
help(0);
|
| 2242 |
break;
|
| 2243 |
case QEMU_OPTION_version:
|
| 2244 |
version(); |
| 2245 |
exit(0);
|
| 2246 |
break;
|
| 2247 |
case QEMU_OPTION_m: {
|
| 2248 |
ssize_t value; |
| 2249 |
|
| 2250 |
value = strtosz(optarg, NULL);
|
| 2251 |
if (value < 0) { |
| 2252 |
fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
|
| 2253 |
exit(1);
|
| 2254 |
} |
| 2255 |
|
| 2256 |
/* On 32-bit hosts, QEMU is limited by virtual address space */
|
| 2257 |
if (value > (2047 << 20) && HOST_LONG_BITS == 32) { |
| 2258 |
fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
|
| 2259 |
exit(1);
|
| 2260 |
} |
| 2261 |
if (value != (uint64_t)(ram_addr_t)value) {
|
| 2262 |
fprintf(stderr, "qemu: ram size too large\n");
|
| 2263 |
exit(1);
|
| 2264 |
} |
| 2265 |
ram_size = value; |
| 2266 |
break;
|
| 2267 |
} |
| 2268 |
case QEMU_OPTION_mempath:
|
| 2269 |
mem_path = optarg; |
| 2270 |
break;
|
| 2271 |
#ifdef MAP_POPULATE
|
| 2272 |
case QEMU_OPTION_mem_prealloc:
|
| 2273 |
mem_prealloc = 1;
|
| 2274 |
break;
|
| 2275 |
#endif
|
| 2276 |
case QEMU_OPTION_d:
|
| 2277 |
set_cpu_log(optarg); |
| 2278 |
break;
|
| 2279 |
case QEMU_OPTION_s:
|
| 2280 |
gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
|
| 2281 |
break;
|
| 2282 |
case QEMU_OPTION_gdb:
|
| 2283 |
gdbstub_dev = optarg; |
| 2284 |
break;
|
| 2285 |
case QEMU_OPTION_L:
|
| 2286 |
data_dir = optarg; |
| 2287 |
break;
|
| 2288 |
case QEMU_OPTION_bios:
|
| 2289 |
bios_name = optarg; |
| 2290 |
break;
|
| 2291 |
case QEMU_OPTION_singlestep:
|
| 2292 |
singlestep = 1;
|
| 2293 |
break;
|
| 2294 |
case QEMU_OPTION_S:
|
| 2295 |
autostart = 0;
|
| 2296 |
break;
|
| 2297 |
case QEMU_OPTION_k:
|
| 2298 |
keyboard_layout = optarg; |
| 2299 |
break;
|
| 2300 |
case QEMU_OPTION_localtime:
|
| 2301 |
rtc_utc = 0;
|
| 2302 |
break;
|
| 2303 |
case QEMU_OPTION_vga:
|
| 2304 |
select_vgahw (optarg); |
| 2305 |
break;
|
| 2306 |
case QEMU_OPTION_g:
|
| 2307 |
{
|
| 2308 |
const char *p; |
| 2309 |
int w, h, depth;
|
| 2310 |
p = optarg; |
| 2311 |
w = strtol(p, (char **)&p, 10); |
| 2312 |
if (w <= 0) { |
| 2313 |
graphic_error:
|
| 2314 |
fprintf(stderr, "qemu: invalid resolution or depth\n");
|
| 2315 |
exit(1);
|
| 2316 |
} |
| 2317 |
if (*p != 'x') |
| 2318 |
goto graphic_error;
|
| 2319 |
p++; |
| 2320 |
h = strtol(p, (char **)&p, 10); |
| 2321 |
if (h <= 0) |
| 2322 |
goto graphic_error;
|
| 2323 |
if (*p == 'x') { |
| 2324 |
p++; |
| 2325 |
depth = strtol(p, (char **)&p, 10); |
| 2326 |
if (depth != 8 && depth != 15 && depth != 16 && |
| 2327 |
depth != 24 && depth != 32) |
| 2328 |
goto graphic_error;
|
| 2329 |
} else if (*p == '\0') { |
| 2330 |
depth = graphic_depth; |
| 2331 |
} else {
|
| 2332 |
goto graphic_error;
|
| 2333 |
} |
| 2334 |
|
| 2335 |
graphic_width = w; |
| 2336 |
graphic_height = h; |
| 2337 |
graphic_depth = depth; |
| 2338 |
} |
| 2339 |
break;
|
| 2340 |
case QEMU_OPTION_echr:
|
| 2341 |
{
|
| 2342 |
char *r;
|
| 2343 |
term_escape_char = strtol(optarg, &r, 0);
|
| 2344 |
if (r == optarg)
|
| 2345 |
printf("Bad argument to echr\n");
|
| 2346 |
break;
|
| 2347 |
} |
| 2348 |
case QEMU_OPTION_monitor:
|
| 2349 |
monitor_parse(optarg, "readline");
|
| 2350 |
default_monitor = 0;
|
| 2351 |
break;
|
| 2352 |
case QEMU_OPTION_qmp:
|
| 2353 |
monitor_parse(optarg, "control");
|
| 2354 |
default_monitor = 0;
|
| 2355 |
break;
|
| 2356 |
case QEMU_OPTION_mon:
|
| 2357 |
opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1); |
| 2358 |
if (!opts) {
|
| 2359 |
exit(1);
|
| 2360 |
} |
| 2361 |
default_monitor = 0;
|
| 2362 |
break;
|
| 2363 |
case QEMU_OPTION_chardev:
|
| 2364 |
opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1); |
| 2365 |
if (!opts) {
|
| 2366 |
exit(1);
|
| 2367 |
} |
| 2368 |
break;
|
| 2369 |
case QEMU_OPTION_fsdev:
|
| 2370 |
olist = qemu_find_opts("fsdev");
|
| 2371 |
if (!olist) {
|
| 2372 |
fprintf(stderr, "fsdev is not supported by this qemu build.\n");
|
| 2373 |
exit(1);
|
| 2374 |
} |
| 2375 |
opts = qemu_opts_parse(olist, optarg, 1);
|
| 2376 |
if (!opts) {
|
| 2377 |
fprintf(stderr, "parse error: %s\n", optarg);
|
| 2378 |
exit(1);
|
| 2379 |
} |
| 2380 |
break;
|
| 2381 |
case QEMU_OPTION_virtfs: {
|
| 2382 |
char *arg_fsdev = NULL; |
| 2383 |
char *arg_9p = NULL; |
| 2384 |
int len = 0; |
| 2385 |
|
| 2386 |
olist = qemu_find_opts("virtfs");
|
| 2387 |
if (!olist) {
|
| 2388 |
fprintf(stderr, "virtfs is not supported by this qemu build.\n");
|
| 2389 |
exit(1);
|
| 2390 |
} |
| 2391 |
opts = qemu_opts_parse(olist, optarg, 1);
|
| 2392 |
if (!opts) {
|
| 2393 |
fprintf(stderr, "parse error: %s\n", optarg);
|
| 2394 |
exit(1);
|
| 2395 |
} |
| 2396 |
|
| 2397 |
if (qemu_opt_get(opts, "fstype") == NULL || |
| 2398 |
qemu_opt_get(opts, "mount_tag") == NULL || |
| 2399 |
qemu_opt_get(opts, "path") == NULL || |
| 2400 |
qemu_opt_get(opts, "security_model") == NULL) { |
| 2401 |
fprintf(stderr, "Usage: -virtfs fstype,path=/share_path/,"
|
| 2402 |
"security_model=[mapped|passthrough|none],"
|
| 2403 |
"mnt_tag=tag.\n");
|
| 2404 |
exit(1);
|
| 2405 |
} |
| 2406 |
|
| 2407 |
len = strlen(",id=,path=,security_model=");
|
| 2408 |
len += strlen(qemu_opt_get(opts, "fstype"));
|
| 2409 |
len += strlen(qemu_opt_get(opts, "mount_tag"));
|
| 2410 |
len += strlen(qemu_opt_get(opts, "path"));
|
| 2411 |
len += strlen(qemu_opt_get(opts, "security_model"));
|
| 2412 |
arg_fsdev = qemu_malloc((len + 1) * sizeof(*arg_fsdev)); |
| 2413 |
|
| 2414 |
snprintf(arg_fsdev, (len + 1) * sizeof(*arg_fsdev), |
| 2415 |
"%s,id=%s,path=%s,security_model=%s",
|
| 2416 |
qemu_opt_get(opts, "fstype"),
|
| 2417 |
qemu_opt_get(opts, "mount_tag"),
|
| 2418 |
qemu_opt_get(opts, "path"),
|
| 2419 |
qemu_opt_get(opts, "security_model"));
|
| 2420 |
|
| 2421 |
len = strlen("virtio-9p-pci,fsdev=,mount_tag=");
|
| 2422 |
len += 2*strlen(qemu_opt_get(opts, "mount_tag")); |
| 2423 |
arg_9p = qemu_malloc((len + 1) * sizeof(*arg_9p)); |
| 2424 |
|
| 2425 |
snprintf(arg_9p, (len + 1) * sizeof(*arg_9p), |
| 2426 |
"virtio-9p-pci,fsdev=%s,mount_tag=%s",
|
| 2427 |
qemu_opt_get(opts, "mount_tag"),
|
| 2428 |
qemu_opt_get(opts, "mount_tag"));
|
| 2429 |
|
| 2430 |
if (!qemu_opts_parse(qemu_find_opts("fsdev"), arg_fsdev, 1)) { |
| 2431 |
fprintf(stderr, "parse error [fsdev]: %s\n", optarg);
|
| 2432 |
exit(1);
|
| 2433 |
} |
| 2434 |
|
| 2435 |
if (!qemu_opts_parse(qemu_find_opts("device"), arg_9p, 1)) { |
| 2436 |
fprintf(stderr, "parse error [device]: %s\n", optarg);
|
| 2437 |
exit(1);
|
| 2438 |
} |
| 2439 |
|
| 2440 |
qemu_free(arg_fsdev); |
| 2441 |
qemu_free(arg_9p); |
| 2442 |
break;
|
| 2443 |
} |
| 2444 |
case QEMU_OPTION_serial:
|
| 2445 |
add_device_config(DEV_SERIAL, optarg); |
| 2446 |
default_serial = 0;
|
| 2447 |
if (strncmp(optarg, "mon:", 4) == 0) { |
| 2448 |
default_monitor = 0;
|
| 2449 |
} |
| 2450 |
break;
|
| 2451 |
case QEMU_OPTION_watchdog:
|
| 2452 |
if (watchdog) {
|
| 2453 |
fprintf(stderr, |
| 2454 |
"qemu: only one watchdog option may be given\n");
|
| 2455 |
return 1; |
| 2456 |
} |
| 2457 |
watchdog = optarg; |
| 2458 |
break;
|
| 2459 |
case QEMU_OPTION_watchdog_action:
|
| 2460 |
if (select_watchdog_action(optarg) == -1) { |
| 2461 |
fprintf(stderr, "Unknown -watchdog-action parameter\n");
|
| 2462 |
exit(1);
|
| 2463 |
} |
| 2464 |
break;
|
| 2465 |
case QEMU_OPTION_virtiocon:
|
| 2466 |
add_device_config(DEV_VIRTCON, optarg); |
| 2467 |
default_virtcon = 0;
|
| 2468 |
if (strncmp(optarg, "mon:", 4) == 0) { |
| 2469 |
default_monitor = 0;
|
| 2470 |
} |
| 2471 |
break;
|
| 2472 |
case QEMU_OPTION_parallel:
|
| 2473 |
add_device_config(DEV_PARALLEL, optarg); |
| 2474 |
default_parallel = 0;
|
| 2475 |
if (strncmp(optarg, "mon:", 4) == 0) { |
| 2476 |
default_monitor = 0;
|
| 2477 |
} |
| 2478 |
break;
|
| 2479 |
case QEMU_OPTION_debugcon:
|
| 2480 |
add_device_config(DEV_DEBUGCON, optarg); |
| 2481 |
break;
|
| 2482 |
case QEMU_OPTION_loadvm:
|
| 2483 |
loadvm = optarg; |
| 2484 |
break;
|
| 2485 |
case QEMU_OPTION_full_screen:
|
| 2486 |
full_screen = 1;
|
| 2487 |
break;
|
| 2488 |
#ifdef CONFIG_SDL
|
| 2489 |
case QEMU_OPTION_no_frame:
|
| 2490 |
no_frame = 1;
|
| 2491 |
break;
|
| 2492 |
case QEMU_OPTION_alt_grab:
|
| 2493 |
alt_grab = 1;
|
| 2494 |
break;
|
| 2495 |
case QEMU_OPTION_ctrl_grab:
|
| 2496 |
ctrl_grab = 1;
|
| 2497 |
break;
|
| 2498 |
case QEMU_OPTION_no_quit:
|
| 2499 |
no_quit = 1;
|
| 2500 |
break;
|
| 2501 |
case QEMU_OPTION_sdl:
|
| 2502 |
display_type = DT_SDL; |
| 2503 |
break;
|
| 2504 |
#endif
|
| 2505 |
case QEMU_OPTION_pidfile:
|
| 2506 |
pid_file = optarg; |
| 2507 |
break;
|
| 2508 |
case QEMU_OPTION_win2k_hack:
|
| 2509 |
win2k_install_hack = 1;
|
| 2510 |
break;
|
| 2511 |
case QEMU_OPTION_rtc_td_hack:
|
| 2512 |
rtc_td_hack = 1;
|
| 2513 |
break;
|
| 2514 |
case QEMU_OPTION_acpitable:
|
| 2515 |
do_acpitable_option(optarg); |
| 2516 |
break;
|
| 2517 |
case QEMU_OPTION_smbios:
|
| 2518 |
do_smbios_option(optarg); |
| 2519 |
break;
|
| 2520 |
case QEMU_OPTION_enable_kvm:
|
| 2521 |
kvm_allowed = 1;
|
| 2522 |
break;
|
| 2523 |
case QEMU_OPTION_usb:
|
| 2524 |
usb_enabled = 1;
|
| 2525 |
break;
|
| 2526 |
case QEMU_OPTION_usbdevice:
|
| 2527 |
usb_enabled = 1;
|
| 2528 |
add_device_config(DEV_USB, optarg); |
| 2529 |
break;
|
| 2530 |
case QEMU_OPTION_device:
|
| 2531 |
if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) { |
| 2532 |
exit(1);
|
| 2533 |
} |
| 2534 |
break;
|
| 2535 |
case QEMU_OPTION_smp:
|
| 2536 |
smp_parse(optarg); |
| 2537 |
if (smp_cpus < 1) { |
| 2538 |
fprintf(stderr, "Invalid number of CPUs\n");
|
| 2539 |
exit(1);
|
| 2540 |
} |
| 2541 |
if (max_cpus < smp_cpus) {
|
| 2542 |
fprintf(stderr, "maxcpus must be equal to or greater than "
|
| 2543 |
"smp\n");
|
| 2544 |
exit(1);
|
| 2545 |
} |
| 2546 |
if (max_cpus > 255) { |
| 2547 |
fprintf(stderr, "Unsupported number of maxcpus\n");
|
| 2548 |
exit(1);
|
| 2549 |
} |
| 2550 |
break;
|
| 2551 |
case QEMU_OPTION_vnc:
|
| 2552 |
display_remote++; |
| 2553 |
vnc_display = optarg; |
| 2554 |
break;
|
| 2555 |
case QEMU_OPTION_no_acpi:
|
| 2556 |
acpi_enabled = 0;
|
| 2557 |
break;
|
| 2558 |
case QEMU_OPTION_no_hpet:
|
| 2559 |
no_hpet = 1;
|
| 2560 |
break;
|
| 2561 |
case QEMU_OPTION_balloon:
|
| 2562 |
if (balloon_parse(optarg) < 0) { |
| 2563 |
fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
|
| 2564 |
exit(1);
|
| 2565 |
} |
| 2566 |
break;
|
| 2567 |
case QEMU_OPTION_no_reboot:
|
| 2568 |
no_reboot = 1;
|
| 2569 |
break;
|
| 2570 |
case QEMU_OPTION_no_shutdown:
|
| 2571 |
no_shutdown = 1;
|
| 2572 |
break;
|
| 2573 |
case QEMU_OPTION_show_cursor:
|
| 2574 |
cursor_hide = 0;
|
| 2575 |
break;
|
| 2576 |
case QEMU_OPTION_uuid:
|
| 2577 |
if(qemu_uuid_parse(optarg, qemu_uuid) < 0) { |
| 2578 |
fprintf(stderr, "Fail to parse UUID string."
|
| 2579 |
" Wrong format.\n");
|
| 2580 |
exit(1);
|
| 2581 |
} |
| 2582 |
break;
|
| 2583 |
case QEMU_OPTION_option_rom:
|
| 2584 |
if (nb_option_roms >= MAX_OPTION_ROMS) {
|
| 2585 |
fprintf(stderr, "Too many option ROMs\n");
|
| 2586 |
exit(1);
|
| 2587 |
} |
| 2588 |
opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1); |
| 2589 |
option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
|
| 2590 |
option_rom[nb_option_roms].bootindex = |
| 2591 |
qemu_opt_get_number(opts, "bootindex", -1); |
| 2592 |
if (!option_rom[nb_option_roms].name) {
|
| 2593 |
fprintf(stderr, "Option ROM file is not specified\n");
|
| 2594 |
exit(1);
|
| 2595 |
} |
| 2596 |
nb_option_roms++; |
| 2597 |
break;
|
| 2598 |
case QEMU_OPTION_semihosting:
|
| 2599 |
semihosting_enabled = 1;
|
| 2600 |
break;
|
| 2601 |
case QEMU_OPTION_name:
|
| 2602 |
qemu_name = qemu_strdup(optarg); |
| 2603 |
{
|
| 2604 |
char *p = strchr(qemu_name, ','); |
| 2605 |
if (p != NULL) { |
| 2606 |
*p++ = 0;
|
| 2607 |
if (strncmp(p, "process=", 8)) { |
| 2608 |
fprintf(stderr, "Unknown subargument %s to -name\n", p);
|
| 2609 |
exit(1);
|
| 2610 |
} |
| 2611 |
p += 8;
|
| 2612 |
os_set_proc_name(p); |
| 2613 |
} |
| 2614 |
} |
| 2615 |
break;
|
| 2616 |
case QEMU_OPTION_prom_env:
|
| 2617 |
if (nb_prom_envs >= MAX_PROM_ENVS) {
|
| 2618 |
fprintf(stderr, "Too many prom variables\n");
|
| 2619 |
exit(1);
|
| 2620 |
} |
| 2621 |
prom_envs[nb_prom_envs] = optarg; |
| 2622 |
nb_prom_envs++; |
| 2623 |
break;
|
| 2624 |
case QEMU_OPTION_old_param:
|
| 2625 |
old_param = 1;
|
| 2626 |
break;
|
| 2627 |
case QEMU_OPTION_clock:
|
| 2628 |
configure_alarms(optarg); |
| 2629 |
break;
|
| 2630 |
case QEMU_OPTION_startdate:
|
| 2631 |
configure_rtc_date_offset(optarg, 1);
|
| 2632 |
break;
|
| 2633 |
case QEMU_OPTION_rtc:
|
| 2634 |
opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0); |
| 2635 |
if (!opts) {
|
| 2636 |
exit(1);
|
| 2637 |
} |
| 2638 |
configure_rtc(opts); |
| 2639 |
break;
|
| 2640 |
case QEMU_OPTION_tb_size:
|
| 2641 |
tb_size = strtol(optarg, NULL, 0); |
| 2642 |
if (tb_size < 0) |
| 2643 |
tb_size = 0;
|
| 2644 |
break;
|
| 2645 |
case QEMU_OPTION_icount:
|
| 2646 |
icount_option = optarg; |
| 2647 |
break;
|
| 2648 |
case QEMU_OPTION_incoming:
|
| 2649 |
incoming = optarg; |
| 2650 |
incoming_expected = true;
|
| 2651 |
break;
|
| 2652 |
case QEMU_OPTION_nodefaults:
|
| 2653 |
default_serial = 0;
|
| 2654 |
default_parallel = 0;
|
| 2655 |
default_virtcon = 0;
|
| 2656 |
default_monitor = 0;
|
| 2657 |
default_vga = 0;
|
| 2658 |
default_net = 0;
|
| 2659 |
default_floppy = 0;
|
| 2660 |
default_cdrom = 0;
|
| 2661 |
default_sdcard = 0;
|
| 2662 |
break;
|
| 2663 |
case QEMU_OPTION_xen_domid:
|
| 2664 |
if (!(xen_available())) {
|
| 2665 |
printf("Option %s not supported for this target\n", popt->name);
|
| 2666 |
exit(1);
|
| 2667 |
} |
| 2668 |
xen_domid = atoi(optarg); |
| 2669 |
break;
|
| 2670 |
case QEMU_OPTION_xen_create:
|
| 2671 |
if (!(xen_available())) {
|
| 2672 |
printf("Option %s not supported for this target\n", popt->name);
|
| 2673 |
exit(1);
|
| 2674 |
} |
| 2675 |
xen_mode = XEN_CREATE; |
| 2676 |
break;
|
| 2677 |
case QEMU_OPTION_xen_attach:
|
| 2678 |
if (!(xen_available())) {
|
| 2679 |
printf("Option %s not supported for this target\n", popt->name);
|
| 2680 |
exit(1);
|
| 2681 |
} |
| 2682 |
xen_mode = XEN_ATTACH; |
| 2683 |
break;
|
| 2684 |
#ifdef CONFIG_SIMPLE_TRACE
|
| 2685 |
case QEMU_OPTION_trace:
|
| 2686 |
opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0); |
| 2687 |
if (opts) {
|
| 2688 |
trace_file = qemu_opt_get(opts, "file");
|
| 2689 |
} |
| 2690 |
break;
|
| 2691 |
#endif
|
| 2692 |
case QEMU_OPTION_readconfig:
|
| 2693 |
{
|
| 2694 |
int ret = qemu_read_config_file(optarg);
|
| 2695 |
if (ret < 0) { |
| 2696 |
fprintf(stderr, "read config %s: %s\n", optarg,
|
| 2697 |
strerror(-ret)); |
| 2698 |
exit(1);
|
| 2699 |
} |
| 2700 |
break;
|
| 2701 |
} |
| 2702 |
case QEMU_OPTION_spice:
|
| 2703 |
olist = qemu_find_opts("spice");
|
| 2704 |
if (!olist) {
|
| 2705 |
fprintf(stderr, "spice is not supported by this qemu build.\n");
|
| 2706 |
exit(1);
|
| 2707 |
} |
| 2708 |
opts = qemu_opts_parse(olist, optarg, 0);
|
| 2709 |
if (!opts) {
|
| 2710 |
fprintf(stderr, "parse error: %s\n", optarg);
|
| 2711 |
exit(1);
|
| 2712 |
} |
| 2713 |
break;
|
| 2714 |
case QEMU_OPTION_writeconfig:
|
| 2715 |
{
|
| 2716 |
FILE *fp; |
| 2717 |
if (strcmp(optarg, "-") == 0) { |
| 2718 |
fp = stdout; |
| 2719 |
} else {
|
| 2720 |
fp = fopen(optarg, "w");
|
| 2721 |
if (fp == NULL) { |
| 2722 |
fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
|
| 2723 |
exit(1);
|
| 2724 |
} |
| 2725 |
} |
| 2726 |
qemu_config_write(fp); |
| 2727 |
fclose(fp); |
| 2728 |
break;
|
| 2729 |
} |
| 2730 |
default:
|
| 2731 |
os_parse_cmd_args(popt->index, optarg); |
| 2732 |
} |
| 2733 |
} |
| 2734 |
} |
| 2735 |
loc_set_none(); |
| 2736 |
|
| 2737 |
/* If no data_dir is specified then try to find it relative to the
|
| 2738 |
executable path. */
|
| 2739 |
if (!data_dir) {
|
| 2740 |
data_dir = os_find_datadir(argv[0]);
|
| 2741 |
} |
| 2742 |
/* If all else fails use the install patch specified when building. */
|
| 2743 |
if (!data_dir) {
|
| 2744 |
data_dir = CONFIG_QEMU_DATADIR; |
| 2745 |
} |
| 2746 |
|
| 2747 |
#ifdef CONFIG_SIMPLE_TRACE
|
| 2748 |
/*
|
| 2749 |
* Set the trace file name, if specified.
|
| 2750 |
*/
|
| 2751 |
st_set_trace_file(trace_file); |
| 2752 |
#endif
|
| 2753 |
/*
|
| 2754 |
* Default to max_cpus = smp_cpus, in case the user doesn't
|
| 2755 |
* specify a max_cpus value.
|
| 2756 |
*/
|
| 2757 |
if (!max_cpus)
|
| 2758 |
max_cpus = smp_cpus; |
| 2759 |
|
| 2760 |
machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */ |
| 2761 |
if (smp_cpus > machine->max_cpus) {
|
| 2762 |
fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
|
| 2763 |
"supported by machine `%s' (%d)\n", smp_cpus, machine->name,
|
| 2764 |
machine->max_cpus); |
| 2765 |
exit(1);
|
| 2766 |
} |
| 2767 |
|
| 2768 |
qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0); |
| 2769 |
qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0); |
| 2770 |
|
| 2771 |
if (machine->no_serial) {
|
| 2772 |
default_serial = 0;
|
| 2773 |
} |
| 2774 |
if (machine->no_parallel) {
|
| 2775 |
default_parallel = 0;
|
| 2776 |
} |
| 2777 |
if (!machine->use_virtcon) {
|
| 2778 |
default_virtcon = 0;
|
| 2779 |
} |
| 2780 |
if (machine->no_vga) {
|
| 2781 |
default_vga = 0;
|
| 2782 |
} |
| 2783 |
if (machine->no_floppy) {
|
| 2784 |
default_floppy = 0;
|
| 2785 |
} |
| 2786 |
if (machine->no_cdrom) {
|
| 2787 |
default_cdrom = 0;
|
| 2788 |
} |
| 2789 |
if (machine->no_sdcard) {
|
| 2790 |
default_sdcard = 0;
|
| 2791 |
} |
| 2792 |
|
| 2793 |
if (display_type == DT_NOGRAPHIC) {
|
| 2794 |
if (default_parallel)
|
| 2795 |
add_device_config(DEV_PARALLEL, "null");
|
| 2796 |
if (default_serial && default_monitor) {
|
| 2797 |
add_device_config(DEV_SERIAL, "mon:stdio");
|
| 2798 |
} else if (default_virtcon && default_monitor) { |
| 2799 |
add_device_config(DEV_VIRTCON, "mon:stdio");
|
| 2800 |
} else {
|
| 2801 |
if (default_serial)
|
| 2802 |
add_device_config(DEV_SERIAL, "stdio");
|
| 2803 |
if (default_virtcon)
|
| 2804 |
add_device_config(DEV_VIRTCON, "stdio");
|
| 2805 |
if (default_monitor)
|
| 2806 |
monitor_parse("stdio", "readline"); |
| 2807 |
} |
| 2808 |
} else {
|
| 2809 |
if (default_serial)
|
| 2810 |
add_device_config(DEV_SERIAL, "vc:80Cx24C");
|
| 2811 |
if (default_parallel)
|
| 2812 |
add_device_config(DEV_PARALLEL, "vc:80Cx24C");
|
| 2813 |
if (default_monitor)
|
| 2814 |
monitor_parse("vc:80Cx24C", "readline"); |
| 2815 |
if (default_virtcon)
|
| 2816 |
add_device_config(DEV_VIRTCON, "vc:80Cx24C");
|
| 2817 |
} |
| 2818 |
if (default_vga)
|
| 2819 |
vga_interface_type = VGA_CIRRUS; |
| 2820 |
|
| 2821 |
socket_init(); |
| 2822 |
|
| 2823 |
if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0) |
| 2824 |
exit(1);
|
| 2825 |
#ifdef CONFIG_VIRTFS
|
| 2826 |
if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) { |
| 2827 |
exit(1);
|
| 2828 |
} |
| 2829 |
#endif
|
| 2830 |
|
| 2831 |
os_daemonize(); |
| 2832 |
|
| 2833 |
if (pid_file && qemu_create_pidfile(pid_file) != 0) { |
| 2834 |
os_pidfile_error(); |
| 2835 |
exit(1);
|
| 2836 |
} |
| 2837 |
|
| 2838 |
if (kvm_allowed) {
|
| 2839 |
int ret = kvm_init();
|
| 2840 |
if (ret < 0) { |
| 2841 |
if (!kvm_available()) {
|
| 2842 |
printf("KVM not supported for this target\n");
|
| 2843 |
} else {
|
| 2844 |
fprintf(stderr, "failed to initialize KVM: %s\n", strerror(-ret));
|
| 2845 |
} |
| 2846 |
exit(1);
|
| 2847 |
} |
| 2848 |
} |
| 2849 |
|
| 2850 |
if (qemu_init_main_loop()) {
|
| 2851 |
fprintf(stderr, "qemu_init_main_loop failed\n");
|
| 2852 |
exit(1);
|
| 2853 |
} |
| 2854 |
linux_boot = (kernel_filename != NULL);
|
| 2855 |
|
| 2856 |
if (!linux_boot && *kernel_cmdline != '\0') { |
| 2857 |
fprintf(stderr, "-append only allowed with -kernel option\n");
|
| 2858 |
exit(1);
|
| 2859 |
} |
| 2860 |
|
| 2861 |
if (!linux_boot && initrd_filename != NULL) { |
| 2862 |
fprintf(stderr, "-initrd only allowed with -kernel option\n");
|
| 2863 |
exit(1);
|
| 2864 |
} |
| 2865 |
|
| 2866 |
os_set_line_buffering(); |
| 2867 |
|
| 2868 |
if (init_timer_alarm() < 0) { |
| 2869 |
fprintf(stderr, "could not initialize alarm timer\n");
|
| 2870 |
exit(1);
|
| 2871 |
} |
| 2872 |
configure_icount(icount_option); |
| 2873 |
|
| 2874 |
if (net_init_clients() < 0) { |
| 2875 |
exit(1);
|
| 2876 |
} |
| 2877 |
|
| 2878 |
/* init the bluetooth world */
|
| 2879 |
if (foreach_device_config(DEV_BT, bt_parse))
|
| 2880 |
exit(1);
|
| 2881 |
|
| 2882 |
/* init the memory */
|
| 2883 |
if (ram_size == 0) |
| 2884 |
ram_size = DEFAULT_RAM_SIZE * 1024 * 1024; |
| 2885 |
|
| 2886 |
/* init the dynamic translator */
|
| 2887 |
cpu_exec_init_all(tb_size * 1024 * 1024); |
| 2888 |
|
| 2889 |
bdrv_init_with_whitelist(); |
| 2890 |
|
| 2891 |
blk_mig_init(); |
| 2892 |
|
| 2893 |
if (default_cdrom) {
|
| 2894 |
/* we always create the cdrom drive, even if no disk is there */
|
| 2895 |
drive_add(NULL, CDROM_ALIAS);
|
| 2896 |
} |
| 2897 |
|
| 2898 |
if (default_floppy) {
|
| 2899 |
/* we always create at least one floppy */
|
| 2900 |
drive_add(NULL, FD_ALIAS, 0); |
| 2901 |
} |
| 2902 |
|
| 2903 |
if (default_sdcard) {
|
| 2904 |
/* we always create one sd slot, even if no card is in it */
|
| 2905 |
drive_add(NULL, SD_ALIAS);
|
| 2906 |
} |
| 2907 |
|
| 2908 |
/* open the virtual block devices */
|
| 2909 |
if (snapshot)
|
| 2910 |
qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0); |
| 2911 |
if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, &machine->use_scsi, 1) != 0) |
| 2912 |
exit(1);
|
| 2913 |
|
| 2914 |
register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL, |
| 2915 |
ram_load, NULL);
|
| 2916 |
|
| 2917 |
if (nb_numa_nodes > 0) { |
| 2918 |
int i;
|
| 2919 |
|
| 2920 |
if (nb_numa_nodes > smp_cpus) {
|
| 2921 |
nb_numa_nodes = smp_cpus; |
| 2922 |
} |
| 2923 |
|
| 2924 |
/* If no memory size if given for any node, assume the default case
|
| 2925 |
* and distribute the available memory equally across all nodes
|
| 2926 |
*/
|
| 2927 |
for (i = 0; i < nb_numa_nodes; i++) { |
| 2928 |
if (node_mem[i] != 0) |
| 2929 |
break;
|
| 2930 |
} |
| 2931 |
if (i == nb_numa_nodes) {
|
| 2932 |
uint64_t usedmem = 0;
|
| 2933 |
|
| 2934 |
/* On Linux, the each node's border has to be 8MB aligned,
|
| 2935 |
* the final node gets the rest.
|
| 2936 |
*/
|
| 2937 |
for (i = 0; i < nb_numa_nodes - 1; i++) { |
| 2938 |
node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1); |
| 2939 |
usedmem += node_mem[i]; |
| 2940 |
} |
| 2941 |
node_mem[i] = ram_size - usedmem; |
| 2942 |
} |
| 2943 |
|
| 2944 |
for (i = 0; i < nb_numa_nodes; i++) { |
| 2945 |
if (node_cpumask[i] != 0) |
| 2946 |
break;
|
| 2947 |
} |
| 2948 |
/* assigning the VCPUs round-robin is easier to implement, guest OSes
|
| 2949 |
* must cope with this anyway, because there are BIOSes out there in
|
| 2950 |
* real machines which also use this scheme.
|
| 2951 |
*/
|
| 2952 |
if (i == nb_numa_nodes) {
|
| 2953 |
for (i = 0; i < smp_cpus; i++) { |
| 2954 |
node_cpumask[i % nb_numa_nodes] |= 1 << i;
|
| 2955 |
} |
| 2956 |
} |
| 2957 |
} |
| 2958 |
|
| 2959 |
if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) { |
| 2960 |
exit(1);
|
| 2961 |
} |
| 2962 |
|
| 2963 |
if (foreach_device_config(DEV_SERIAL, serial_parse) < 0) |
| 2964 |
exit(1);
|
| 2965 |
if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0) |
| 2966 |
exit(1);
|
| 2967 |
if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0) |
| 2968 |
exit(1);
|
| 2969 |
if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0) |
| 2970 |
exit(1);
|
| 2971 |
|
| 2972 |
module_call_init(MODULE_INIT_DEVICE); |
| 2973 |
|
| 2974 |
if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0) != 0) |
| 2975 |
exit(0);
|
| 2976 |
|
| 2977 |
if (watchdog) {
|
| 2978 |
i = select_watchdog(watchdog); |
| 2979 |
if (i > 0) |
| 2980 |
exit (i == 1 ? 1 : 0); |
| 2981 |
} |
| 2982 |
|
| 2983 |
if (machine->compat_props) {
|
| 2984 |
qdev_prop_register_global_list(machine->compat_props); |
| 2985 |
} |
| 2986 |
qemu_add_globals(); |
| 2987 |
|
| 2988 |
machine->init(ram_size, boot_devices, |
| 2989 |
kernel_filename, kernel_cmdline, initrd_filename, cpu_model); |
| 2990 |
|
| 2991 |
cpu_synchronize_all_post_init(); |
| 2992 |
|
| 2993 |
/* must be after terminal init, SDL library changes signal handlers */
|
| 2994 |
os_setup_signal_handling(); |
| 2995 |
|
| 2996 |
set_numa_modes(); |
| 2997 |
|
| 2998 |
current_machine = machine; |
| 2999 |
|
| 3000 |
/* init USB devices */
|
| 3001 |
if (usb_enabled) {
|
| 3002 |
if (foreach_device_config(DEV_USB, usb_parse) < 0) |
| 3003 |
exit(1);
|
| 3004 |
} |
| 3005 |
|
| 3006 |
/* init generic devices */
|
| 3007 |
if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0) |
| 3008 |
exit(1);
|
| 3009 |
|
| 3010 |
net_check_clients(); |
| 3011 |
|
| 3012 |
/* just use the first displaystate for the moment */
|
| 3013 |
ds = get_displaystate(); |
| 3014 |
|
| 3015 |
if (using_spice)
|
| 3016 |
display_remote++; |
| 3017 |
if (display_type == DT_DEFAULT && !display_remote) {
|
| 3018 |
#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
|
| 3019 |
display_type = DT_SDL; |
| 3020 |
#else
|
| 3021 |
vnc_display = "localhost:0,to=99";
|
| 3022 |
show_vnc_port = 1;
|
| 3023 |
#endif
|
| 3024 |
} |
| 3025 |
|
| 3026 |
|
| 3027 |
/* init local displays */
|
| 3028 |
switch (display_type) {
|
| 3029 |
case DT_NOGRAPHIC:
|
| 3030 |
break;
|
| 3031 |
#if defined(CONFIG_CURSES)
|
| 3032 |
case DT_CURSES:
|
| 3033 |
curses_display_init(ds, full_screen); |
| 3034 |
break;
|
| 3035 |
#endif
|
| 3036 |
#if defined(CONFIG_SDL)
|
| 3037 |
case DT_SDL:
|
| 3038 |
sdl_display_init(ds, full_screen, no_frame); |
| 3039 |
break;
|
| 3040 |
#elif defined(CONFIG_COCOA)
|
| 3041 |
case DT_SDL:
|
| 3042 |
cocoa_display_init(ds, full_screen); |
| 3043 |
break;
|
| 3044 |
#endif
|
| 3045 |
default:
|
| 3046 |
break;
|
| 3047 |
} |
| 3048 |
|
| 3049 |
/* init remote displays */
|
| 3050 |
if (vnc_display) {
|
| 3051 |
vnc_display_init(ds); |
| 3052 |
if (vnc_display_open(ds, vnc_display) < 0) |
| 3053 |
exit(1);
|
| 3054 |
|
| 3055 |
if (show_vnc_port) {
|
| 3056 |
printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
|
| 3057 |
} |
| 3058 |
} |
| 3059 |
#ifdef CONFIG_SPICE
|
| 3060 |
if (using_spice && !qxl_enabled) {
|
| 3061 |
qemu_spice_display_init(ds); |
| 3062 |
} |
| 3063 |
#endif
|
| 3064 |
|
| 3065 |
/* display setup */
|
| 3066 |
dpy_resize(ds); |
| 3067 |
dcl = ds->listeners; |
| 3068 |
while (dcl != NULL) { |
| 3069 |
if (dcl->dpy_refresh != NULL) { |
| 3070 |
ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds); |
| 3071 |
qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock)); |
| 3072 |
break;
|
| 3073 |
} |
| 3074 |
dcl = dcl->next; |
| 3075 |
} |
| 3076 |
if (ds->gui_timer == NULL) { |
| 3077 |
nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL);
|
| 3078 |
qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock)); |
| 3079 |
} |
| 3080 |
text_consoles_set_display(ds); |
| 3081 |
|
| 3082 |
if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) { |
| 3083 |
fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
|
| 3084 |
gdbstub_dev); |
| 3085 |
exit(1);
|
| 3086 |
} |
| 3087 |
|
| 3088 |
qdev_machine_creation_done(); |
| 3089 |
|
| 3090 |
if (rom_load_all() != 0) { |
| 3091 |
fprintf(stderr, "rom loading failed\n");
|
| 3092 |
exit(1);
|
| 3093 |
} |
| 3094 |
|
| 3095 |
/* TODO: once all bus devices are qdevified, this should be done
|
| 3096 |
* when bus is created by qdev.c */
|
| 3097 |
qemu_register_reset(qbus_reset_all_fn, sysbus_get_default()); |
| 3098 |
qemu_run_machine_init_done_notifiers(); |
| 3099 |
|
| 3100 |
qemu_system_reset(); |
| 3101 |
if (loadvm) {
|
| 3102 |
if (load_vmstate(loadvm) < 0) { |
| 3103 |
autostart = 0;
|
| 3104 |
} |
| 3105 |
} |
| 3106 |
|
| 3107 |
if (incoming) {
|
| 3108 |
int ret = qemu_start_incoming_migration(incoming);
|
| 3109 |
if (ret < 0) { |
| 3110 |
fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n",
|
| 3111 |
incoming, ret); |
| 3112 |
exit(ret); |
| 3113 |
} |
| 3114 |
} else if (autostart) { |
| 3115 |
vm_start(); |
| 3116 |
} |
| 3117 |
|
| 3118 |
os_setup_post(); |
| 3119 |
|
| 3120 |
main_loop(); |
| 3121 |
quit_timers(); |
| 3122 |
net_cleanup(); |
| 3123 |
|
| 3124 |
return 0; |
| 3125 |
} |